diff --git a/index.html b/index.html
index 71f4ffa..99fb0b9 100644
--- a/index.html
+++ b/index.html
@@ -6,7 +6,7 @@
   <link href="https://www.w3.org/StyleSheets/TR/2021/cg-draft" rel="stylesheet">
   <meta content="Bikeshed version 82ce88815, updated Thu Sep 7 16:33:55 2023 -0700" name="generator">
   <link href="https://wicg.github.io/fenced-frame/" rel="canonical">
-  <meta content="dbb22ca0f8c3e17aba439a6dc343777002101e55" name="document-revision">
+  <meta content="46c479e01d741dfab8429bc18e5f3193e4fd6db0" name="document-revision">
 <style>
 /* Put nice boxes around each algorithm. */
 [data-algorithm]:not(.heading) {
@@ -902,7 +902,7 @@
   <div class="head">
    <p data-fill-with="logo"><a class="logo" href="https://www.w3.org/"> <img alt="W3C" height="48" src="https://www.w3.org/StyleSheets/TR/2021/logos/W3C" width="72"> </a> </p>
    <h1 class="p-name no-ref" id="title">Fenced Frame</h1>
-   <p id="w3c-state"><a href="https://www.w3.org/standards/types#CG-DRAFT">Draft Community Group Report</a>, <time class="dt-updated" datetime="2024-05-01">1 May 2024</time></p>
+   <p id="w3c-state"><a href="https://www.w3.org/standards/types#CG-DRAFT">Draft Community Group Report</a>, <time class="dt-updated" datetime="2024-05-08">8 May 2024</time></p>
    <div data-fill-with="spec-metadata">
     <dl>
      <dt>This version:
@@ -1113,11 +1113,15 @@ <h2 class="heading settled" data-level="2" id="the-fencedframe-element"><span cl
  immediately destroy the <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable②">fenced navigable</a>.</p>
       </ol>
      <li data-md>
-      <p>Let <var>urn uuid</var> be the given <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig③">FencedFrameConfig</a></code>'s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn">urn</a>.</p>
+      <p>Let <var>navigation url or urn</var> be the given <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig③">FencedFrameConfig</a></code>'s <a data-link-type="dfn" href="#fencedframeconfig-url" id="ref-for-fencedframeconfig-url">url</a> if
+ the given <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig④">FencedFrameConfig</a></code>'s <a data-link-type="dfn" href="#fencedframeconfig-url" id="ref-for-fencedframeconfig-url①">url</a> is not null, and the given <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑤">FencedFrameConfig</a></code>'s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn">urn</a> otherwise.</p>
      <li data-md>
-      <p>Let <var>shared storage context</var> be the given <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig④">FencedFrameConfig</a></code>'s <a data-link-type="dfn" href="#fencedframeconfig-sharedstoragecontext" id="ref-for-fencedframeconfig-sharedstoragecontext"> sharedStorageContext</a>.</p>
+      <p>If <var>navigation url or urn</var> is failure, then return.</p>
      <li data-md>
-      <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigate" id="ref-for-navigate">Navigate</a> <var>element</var>’s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable③">fenced navigable</a> to <var>urn uuid</var> using <var>element</var>’s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-node-document" id="ref-for-concept-node-document">node document</a>, with <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-hh" id="ref-for-navigation-hh">historyHandling</a> set to "<a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#hh-replace" id="ref-for-hh-replace"><code>replace</code></a>", <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-referrer-policy" id="ref-for-navigation-referrer-policy">referrerPolicy</a> set to <a data-link-type="dfn" href="https://w3c.github.io/webappsec-referrer-policy/#referrer-policy-no-referrer" id="ref-for-referrer-policy-no-referrer">"<code>no-referrer</code>"</a>, and <var>shared storage context</var>.</p>
+      <p>Let <var>shared storage context</var> be the given <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑥">FencedFrameConfig</a></code>'s <a data-link-type="dfn" href="#fencedframeconfig-sharedstoragecontext" id="ref-for-fencedframeconfig-sharedstoragecontext"> sharedStorageContext</a>.</p>
+     <li data-md>
+      <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigate" id="ref-for-navigate">Navigate</a> <var>element</var>’s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable③">fenced navigable</a> to <var>navigation url or urn</var> using <var>element</var>’s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-node-document" id="ref-for-concept-node-document">node document</a>, with <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-hh" id="ref-for-navigation-hh">historyHandling</a> set
+ to "<a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#hh-replace" id="ref-for-hh-replace"><code>replace</code></a>", <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-referrer-policy" id="ref-for-navigation-referrer-policy">referrerPolicy</a> set to <a data-link-type="dfn" href="https://w3c.github.io/webappsec-referrer-policy/#referrer-policy-no-referrer" id="ref-for-referrer-policy-no-referrer">"<code>no-referrer</code>"</a>, and <var>shared storage context</var>.</p>
       <p class="note" role="note"><span class="marker">Note:</span> See <a href="#navigation-changes">§ 3.8.3 Actual navigation changes</a> for the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧">fencedframe</a></code>-specific changes to the ordinary
  navigation flow.</p>
     </ol>
@@ -1167,7 +1171,7 @@ <h3 class="heading settled" data-level="2.2" id="fenced-frame-config-map"><span
 depends on cross-site data. Because the privacy of this depends on the web platform not being able
 to discern when a pending config is finalized, it is important that all visibilities and values of
 transparent fields do not change from the pending config to the finalized config, given that they
-can be inspected through <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑤">FencedFrameConfig</a></code>'s getters. Therefore, a <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑥">FencedFrameConfig</a></code> that is
+can be inspected through <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑦">FencedFrameConfig</a></code>'s getters. Therefore, a <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑧">FencedFrameConfig</a></code> that is
 created and exposed to the web platform is effectively immutable even if the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config④">fenced frame config</a> represented by the <a data-link-type="dfn" href="#fencedframe-config" id="ref-for-fencedframe-config①">config</a>'s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn①">urn</a> is technically "pending", and
 will finish resolving completely later.</p>
    <p>Each <a data-link-type="dfn" href="#fenced-frame-config-mapping" id="ref-for-fenced-frame-config-mapping①">fenced frame config mapping</a> has a <dfn class="dfn-paneled" data-dfn-for="fenced frame config mapping" data-dfn-type="dfn" data-lt="maximum number of configs" data-noexport id="fenced-frame-config-mapping-maximum-number-of-configs">maximum number of
@@ -1264,7 +1268,7 @@ <h4 class="heading settled" data-level="2.3.1" id="fenced-frame-config-intro"><s
 collection of fields that can be loaded into <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe①③">fencedframe</a></code> elements and that specifies the
 resulting environments. <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config①⓪">Fenced frame configs</a> can only be created by specific web platform APIs,
 and not constructed or modified by script. Their fields also contain "<a data-link-type="dfn" href="https://www.w3.org/TR/CSS22/visufx.html#propdef-visibility" id="ref-for-propdef-visibility">visibilities</a>", which
-dictate whether the field should be "redacted" when inspected through the <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑦">FencedFrameConfig</a></code> interface. Config-generating APIs like the <a data-link-type="biblio" href="#biblio-protected-audience" title="Protected Audience API">[Protected-Audience]</a> and <a data-link-type="biblio" href="#biblio-shared-storage" title="Shared Storage API">[Shared-Storage]</a> APIs must
+dictate whether the field should be "redacted" when inspected through the <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑨">FencedFrameConfig</a></code> interface. Config-generating APIs like the <a data-link-type="biblio" href="#biblio-protected-audience" title="Protected Audience API">[Protected-Audience]</a> and <a data-link-type="biblio" href="#biblio-shared-storage" title="Shared Storage API">[Shared-Storage]</a> APIs must
 specify values for all fields of their <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config①①">fenced frame configs</a> in order to ensure that they have
 considered the privacy implications of each field, though they may choose to set the values to null.</p>
    <p>Each time a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe①④">fencedframe</a></code> navigates to a <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config①②">fenced frame config</a>, it is instantiated as a new <a data-link-type="dfn" href="#fenced-frame-config-instance" id="ref-for-fenced-frame-config-instance">fenced frame config instance</a>, which governs the particular <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context-group" id="ref-for-browsing-context-group">browsing context group</a> inside the <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable⑤">fenced navigable</a>.</p>
@@ -1282,7 +1286,7 @@ <h4 class="heading settled" data-level="2.3.2" id="fenced-frame-config-use-cases
    <p>An e-commerce site embeds a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe①⑥">fencedframe</a></code> that has a "Pay now" button. The e-commerce site stores
 information about the user’s credit card on the browser as first-party storage. At first, the <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document④">Document</a></code> hosted in the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe①⑦">fencedframe</a></code> has no first-party cookie/storage access, so information
 can freely flow in and out without risk of the credit card information being joined with cross-site
-data. Because of that, the fenced frame can be constructed directly from the web platform using the <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑧">FencedFrameConfig</a></code> constructor without compromising privacy. The button at this point has no
+data. Because of that, the fenced frame can be constructed directly from the web platform using the <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⓪">FencedFrameConfig</a></code> constructor without compromising privacy. The button at this point has no
 personalized data in it since it can’t access the credit card data yet. The <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document⑤">Document</a></code> can only
 read that credit card data once it turns off all network access, preventing the data from flowing
 out of the fenced frame and preventing it from being joined with cross-site data to build a user
@@ -1899,8 +1903,8 @@ <h4 class="heading settled" data-level="2.3.4" id="fenced-frame-config-instance-
 specification supports many of the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②①">fencedframe</a></code> concepts on the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element②">iframe</a></code> element. This requires
 that for the short term, a normal <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#content-navigable" id="ref-for-content-navigable">content navigable</a> be able to load a <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②⓪">fenced frame config</a>, and therefore have access to the navigation’s corresponding <a data-link-type="dfn" href="#fenced-frame-config-instance" id="ref-for-fenced-frame-config-instance④">fenced frame
 config instance</a>.</strong></p>
-   <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface"><span class="secno">2.3.5. </span><span class="content">The <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig⑨">FencedFrameConfig</a></code> interface</span><a class="self-link" href="#fenced-frame-config-interface"></a></h4>
-   <p>One major input to the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②②">fencedframe</a></code> element is the <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⓪">FencedFrameConfig</a></code> interface, which
+   <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface"><span class="secno">2.3.5. </span><span class="content">The <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①①">FencedFrameConfig</a></code> interface</span><a class="self-link" href="#fenced-frame-config-interface"></a></h4>
+   <p>One major input to the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②②">fencedframe</a></code> element is the <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①②">FencedFrameConfig</a></code> interface, which
 maps to an internal <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②①">fenced frame config</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#struct" id="ref-for-struct②③">struct</a>.</p>
 <pre class="idl highlight def"><c- b>enum</c-> <dfn class="dfn-paneled idl-code" data-dfn-type="enum" data-export id="enumdef-opaqueproperty"><code><c- g>OpaqueProperty</c-></code></dfn> {<dfn class="idl-code" data-dfn-for="OpaqueProperty" data-dfn-type="enum-value" data-export id="dom-opaqueproperty-opaque"><code><c- s>"opaque"</c-></code><a class="self-link" href="#dom-opaqueproperty-opaque"></a></dfn>};
 
@@ -1909,6 +1913,8 @@ <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface
 
 [<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed" id="ref-for-Exposed①"><c- g>Exposed</c-></a>=<c- n>Window</c->, <a class="idl-code" data-link-type="extended-attribute" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable" id="ref-for-serializable"><c- g>Serializable</c-></a>]
 <c- b>interface</c-> <dfn class="dfn-paneled idl-code" data-dfn-type="interface" data-export id="fencedframeconfig"><code><c- g>FencedFrameConfig</c-></code></dfn> {
+  <a class="idl-code" data-link-type="constructor" href="#dom-fencedframeconfig-fencedframeconfig" id="ref-for-dom-fencedframeconfig-fencedframeconfig"><c- g>constructor</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString①"><c- b>USVString</c-></a> <dfn class="idl-code" data-dfn-for="FencedFrameConfig/FencedFrameConfig(url), FencedFrameConfig/constructor(url)" data-dfn-type="argument" data-export id="dom-fencedframeconfig-fencedframeconfig-url-url"><code><c- g>url</c-></code><a class="self-link" href="#dom-fencedframeconfig-fencedframeconfig-url-url"></a></dfn>);
+    
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#typedefdef-fencedframeconfigsize" id="ref-for-typedefdef-fencedframeconfigsize"><c- n>FencedFrameConfigSize</c-></a>? <dfn class="dfn-paneled idl-code" data-dfn-for="FencedFrameConfig" data-dfn-type="attribute" data-export data-readonly data-type="FencedFrameConfigSize?" id="dom-fencedframeconfig-containerwidth"><code><c- g>containerWidth</c-></code></dfn>;
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#typedefdef-fencedframeconfigsize" id="ref-for-typedefdef-fencedframeconfigsize①"><c- n>FencedFrameConfigSize</c-></a>? <dfn class="dfn-paneled idl-code" data-dfn-for="FencedFrameConfig" data-dfn-type="attribute" data-export data-readonly data-type="FencedFrameConfigSize?" id="dom-fencedframeconfig-containerheight"><code><c- g>containerHeight</c-></code></dfn>;
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#typedefdef-fencedframeconfigsize" id="ref-for-typedefdef-fencedframeconfigsize②"><c- n>FencedFrameConfigSize</c-></a>? <dfn class="dfn-paneled idl-code" data-dfn-for="FencedFrameConfig" data-dfn-type="attribute" data-export data-readonly data-type="FencedFrameConfigSize?" id="dom-fencedframeconfig-contentwidth"><code><c- g>contentWidth</c-></code></dfn>;
@@ -1917,11 +1923,10 @@ <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface
   <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-fencedframeconfig-setsharedstoragecontext" id="ref-for-dom-fencedframeconfig-setsharedstoragecontext"><c- g>setSharedStorageContext</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-DOMString" id="ref-for-idl-DOMString③"><c- b>DOMString</c-></a> <dfn class="idl-code" data-dfn-for="FencedFrameConfig/setSharedStorageContext(contextString)" data-dfn-type="argument" data-export id="dom-fencedframeconfig-setsharedstoragecontext-contextstring-contextstring"><code><c- g>contextString</c-></code><a class="self-link" href="#dom-fencedframeconfig-setsharedstoragecontext-contextstring-contextstring"></a></dfn>);
 };
 </pre>
-   <p class="note" role="note"><span class="marker">Note:</span> Note that <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①①">FencedFrameConfig</a></code>s cannot be constructed manually from JavaScript. They can only
-be created by config-generating APIs. However, some browsers <a href="https://github.com/WICG/fenced-frame/issues/94">support a developer-only
-flag</a> which help developers test the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②③">fencedframe</a></code> element with arbitrary URLs <em>not</em> produced by config-generating APIs for development.</p>
-   <p>Each <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①②">FencedFrameConfig</a></code> has:</p>
+   <p>Each <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①③">FencedFrameConfig</a></code> has:</p>
    <ul>
+    <li data-md>
+     <p>A <dfn class="dfn-paneled" data-dfn-for="fencedframeconfig" data-dfn-type="dfn" data-noexport id="fencedframeconfig-url">url</dfn>, a <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url⑥">URL</a>, failure, or null, initially null</p>
     <li data-md>
      <p>A <dfn class="dfn-paneled" data-dfn-for="fencedframeconfig" data-dfn-type="dfn" data-noexport id="fencedframeconfig-urn">urn</dfn>, a <a data-link-type="dfn" href="https://www.ietf.org/rfc/rfc4122.txt#urn-uuid" id="ref-for-urn-uuid⑨">urn uuid</a></p>
     <li data-md>
@@ -1935,6 +1940,19 @@ <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface
     <li data-md>
      <p>A <dfn class="dfn-paneled" data-dfn-for="fencedframeconfig" data-dfn-type="dfn" data-noexport id="fencedframeconfig-contentheight">contentHeight</dfn>, a <code class="idl"><a data-link-type="idl" href="#typedefdef-fencedframeconfigsize" id="ref-for-typedefdef-fencedframeconfigsize⑦">FencedFrameConfigSize</a></code> or null</p>
    </ul>
+   <p class="note" role="note"><span class="marker">Note:</span> A config’s <a data-link-type="dfn" href="#fencedframeconfig-url" id="ref-for-fencedframeconfig-url②">url</a> is only null if a <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn②">urn</a> is supplied.</p>
+   <div class="algorithm" data-algorithm="FencedFrameConfig(url)" data-algorithm-for="FencedFrameConfig">
+     The <dfn class="dfn-paneled idl-code" data-dfn-for="FencedFrameConfig" data-dfn-type="constructor" data-export data-lt="FencedFrameConfig(url)|constructor(url)" id="dom-fencedframeconfig-fencedframeconfig"><code>FencedFrameConfig(<var>url</var>)</code></dfn> constructor method steps
+  are: 
+    <ol>
+     <li data-md>
+      <p>Let <var>config</var> be a <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#new" id="ref-for-new">new</a> <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①④">FencedFrameConfig</a></code> object.</p>
+     <li data-md>
+      <p>Set <var>config</var>’s <a data-link-type="dfn" href="#fencedframeconfig-url" id="ref-for-fencedframeconfig-url③">url</a> to the result of running the <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-parser" id="ref-for-concept-url-parser">URL parser</a> on <var>url</var>.</p>
+     <li data-md>
+      <p>Return <var>config</var>.</p>
+    </ol>
+   </div>
    <div class="algorithm" data-algorithm="containerWidth getter"> The <code class="idl"><a data-link-type="idl" href="#dom-fencedframeconfig-containerwidth" id="ref-for-dom-fencedframeconfig-containerwidth">containerWidth</a></code> IDL attribute getter steps are to return <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#this" id="ref-for-this③">this</a>'s <a data-link-type="dfn" href="#fencedframeconfig-containerwidth" id="ref-for-fencedframeconfig-containerwidth">containerWidth</a>. </div>
    <div class="algorithm" data-algorithm="containerHeight getter"> The <code class="idl"><a data-link-type="idl" href="#dom-fencedframeconfig-containerheight" id="ref-for-dom-fencedframeconfig-containerheight">containerHeight</a></code> IDL attribute getter steps are to return <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#this" id="ref-for-this④">this</a>'s <a data-link-type="dfn" href="#fencedframeconfig-containerheight" id="ref-for-fencedframeconfig-containerheight">containerHeight</a>. </div>
    <div class="algorithm" data-algorithm="contentWidth getter"> The <code class="idl"><a data-link-type="idl" href="#dom-fencedframeconfig-contentwidth" id="ref-for-dom-fencedframeconfig-contentwidth">contentWidth</a></code> IDL attribute getter steps are to return <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#this" id="ref-for-this⑤">this</a>'s <a data-link-type="dfn" href="#fencedframeconfig-contentwidth" id="ref-for-fencedframeconfig-contentwidth">contentWidth</a>. </div>
@@ -1942,12 +1960,14 @@ <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface
    <div class="algorithm" data-algorithm="setSharedStorageContext(contextString)" data-algorithm-for="FencedFrameConfig"> The <dfn class="dfn-paneled idl-code" data-dfn-for="FencedFrameConfig" data-dfn-type="method" data-export id="dom-fencedframeconfig-setsharedstoragecontext"><code>setSharedStorageContext(<var>contextString</var>)</code></dfn> method steps
   are to set <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#this" id="ref-for-this⑦">this</a>'s <a data-link-type="dfn" href="#fencedframeconfig-sharedstoragecontext" id="ref-for-fencedframeconfig-sharedstoragecontext①">sharedStorageContext</a> to <var>contextString</var>. </div>
    <div class="algorithm" data-algorithm="FencedFrameConfig serializer">
-     <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①③">FencedFrameConfig</a></code> objects are <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable-objects" id="ref-for-serializable-objects">serializable objects</a>. Their <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/structured-data.html#serialization-steps" id="ref-for-serialization-steps">serialization steps</a>, given <var>value</var>, <var>serialized</var>, and <var>forStorage</var> are: 
+     <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑤">FencedFrameConfig</a></code> objects are <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable-objects" id="ref-for-serializable-objects">serializable objects</a>. Their <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/structured-data.html#serialization-steps" id="ref-for-serialization-steps">serialization steps</a>, given <var>value</var>, <var>serialized</var>, and <var>forStorage</var> are: 
     <ol>
      <li data-md>
       <p>If <var>forStorage</var> is true, then throw a <code class="idl"><a data-link-type="idl" href="https://webidl.spec.whatwg.org/#datacloneerror" id="ref-for-datacloneerror">DataCloneError</a></code> <code class="idl"><a data-link-type="idl" href="https://webidl.spec.whatwg.org/#idl-DOMException" id="ref-for-idl-DOMException">DOMException</a></code>.</p>
      <li data-md>
-      <p>Set <var>serialized</var>.[[Urn]] to <var>value</var>’s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn②">urn</a>.</p>
+      <p>Set <var>serialized</var>.[[Url]] to <var>value</var>’s <a data-link-type="dfn" href="#fencedframeconfig-url" id="ref-for-fencedframeconfig-url④">url</a>.</p>
+     <li data-md>
+      <p>Set <var>serialized</var>.[[Urn]] to <var>value</var>’s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn③">urn</a>.</p>
      <li data-md>
       <p>Set <var>serialized</var>.[[SharedStorageContext]] to <var>value</var>’s <a data-link-type="dfn" href="#fencedframeconfig-sharedstoragecontext" id="ref-for-fencedframeconfig-sharedstoragecontext②"> sharedStorageContext</a>.</p>
      <li data-md>
@@ -1964,7 +1984,9 @@ <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface
      Their <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/structured-data.html#deserialization-steps" id="ref-for-deserialization-steps">deserialization steps</a>, given <var>serialized</var>, <var>value</var>, and <var> targetRealm</var> are: 
     <ol>
      <li data-md>
-      <p>Initialize <var>value</var>’s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn③">urn</a> to <var>serialized</var>.[[Urn]].</p>
+      <p>Initialize <var>value</var>’s <a data-link-type="dfn" href="#fencedframeconfig-url" id="ref-for-fencedframeconfig-url⑤">url</a> to <var>serialized</var>.[[Url]].</p>
+     <li data-md>
+      <p>Initialize <var>value</var>’s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn④">urn</a> to <var>serialized</var>.[[Urn]].</p>
      <li data-md>
       <p>Initialize <var>value</var>’s <a data-link-type="dfn" href="#fencedframeconfig-sharedstoragecontext" id="ref-for-fencedframeconfig-sharedstoragecontext③">sharedStorageContext</a> to <var>serialized</var>.[[SharedStorageContext]].</p>
      <li data-md>
@@ -1979,12 +2001,12 @@ <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface
    </div>
    <p class="note" role="note"><span class="marker">Note:</span> To help with ease of adoption, <a href="https://github.com/WICG/turtledove/issues/286#issuecomment-1682842636">until 2026</a> we will support
 the API <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/system-state.html#dom-navigator" id="ref-for-dom-navigator">navigator</a></code>.<code class="idl"><a data-link-type="idl" href="#dom-navigator-deprecatedreplaceinurn" id="ref-for-dom-navigator-deprecatedreplaceinurn">deprecatedReplaceInURN()</a></code>, which allows you to substitute
-macros into the <a data-link-type="dfn" href="#fenced-frame-config-mapped-url" id="ref-for-fenced-frame-config-mapped-url②">mapped url</a> corresponding to a given <a data-link-type="dfn" href="https://www.ietf.org/rfc/rfc4122.txt#urn-uuid" id="ref-for-urn-uuid①⓪">urn uuid</a> or <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①④">FencedFrameConfig</a></code>.</p>
-<pre class="idl highlight def"><c- b>typedef</c-> (<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString①"><c- b>USVString</c-></a> <c- b>or</c-> <a data-link-type="idl-name" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑤"><c- n>FencedFrameConfig</c-></a>) <dfn class="dfn-paneled idl-code" data-dfn-type="typedef" data-export id="typedefdef-urnorconfig"><code><c- g>UrnOrConfig</c-></code></dfn>;
+macros into the <a data-link-type="dfn" href="#fenced-frame-config-mapped-url" id="ref-for-fenced-frame-config-mapped-url②">mapped url</a> corresponding to a given <a data-link-type="dfn" href="https://www.ietf.org/rfc/rfc4122.txt#urn-uuid" id="ref-for-urn-uuid①⓪">urn uuid</a> or <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑥">FencedFrameConfig</a></code>.</p>
+<pre class="idl highlight def"><c- b>typedef</c-> (<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString②"><c- b>USVString</c-></a> <c- b>or</c-> <a data-link-type="idl-name" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑦"><c- n>FencedFrameConfig</c-></a>) <dfn class="dfn-paneled idl-code" data-dfn-type="typedef" data-export id="typedefdef-urnorconfig"><code><c- g>UrnOrConfig</c-></code></dfn>;
 
 <c- b>partial</c-> <c- b>interface</c-> <a class="idl-code" data-link-type="interface" href="https://html.spec.whatwg.org/multipage/system-state.html#navigator" id="ref-for-navigator"><c- g>Navigator</c-></a> {
   <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise" id="ref-for-idl-promise"><c- b>Promise</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined①"><c- b>undefined</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-navigator-deprecatedreplaceinurn" id="ref-for-dom-navigator-deprecatedreplaceinurn①"><c- g>deprecatedReplaceInURN</c-></a>(
-    <a data-link-type="idl-name" href="#typedefdef-urnorconfig" id="ref-for-typedefdef-urnorconfig"><c- n>UrnOrConfig</c-></a> <dfn class="idl-code" data-dfn-for="Navigator/deprecatedReplaceInURN(urnOrConfig, replacements)" data-dfn-type="argument" data-export id="dom-navigator-deprecatedreplaceinurn-urnorconfig-replacements-urnorconfig"><code><c- g>urnOrConfig</c-></code><a class="self-link" href="#dom-navigator-deprecatedreplaceinurn-urnorconfig-replacements-urnorconfig"></a></dfn>, <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#idl-record" id="ref-for-idl-record"><c- b>record</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString②"><c- b>USVString</c-></a>, <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString③"><c- b>USVString</c-></a>> <dfn class="idl-code" data-dfn-for="Navigator/deprecatedReplaceInURN(urnOrConfig, replacements)" data-dfn-type="argument" data-export id="dom-navigator-deprecatedreplaceinurn-urnorconfig-replacements-replacements"><code><c- g>replacements</c-></code><a class="self-link" href="#dom-navigator-deprecatedreplaceinurn-urnorconfig-replacements-replacements"></a></dfn>);
+    <a data-link-type="idl-name" href="#typedefdef-urnorconfig" id="ref-for-typedefdef-urnorconfig"><c- n>UrnOrConfig</c-></a> <dfn class="idl-code" data-dfn-for="Navigator/deprecatedReplaceInURN(urnOrConfig, replacements)" data-dfn-type="argument" data-export id="dom-navigator-deprecatedreplaceinurn-urnorconfig-replacements-urnorconfig"><code><c- g>urnOrConfig</c-></code><a class="self-link" href="#dom-navigator-deprecatedreplaceinurn-urnorconfig-replacements-urnorconfig"></a></dfn>, <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#idl-record" id="ref-for-idl-record"><c- b>record</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString③"><c- b>USVString</c-></a>, <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString④"><c- b>USVString</c-></a>> <dfn class="idl-code" data-dfn-for="Navigator/deprecatedReplaceInURN(urnOrConfig, replacements)" data-dfn-type="argument" data-export id="dom-navigator-deprecatedreplaceinurn-urnorconfig-replacements-replacements"><code><c- g>replacements</c-></code><a class="self-link" href="#dom-navigator-deprecatedreplaceinurn-urnorconfig-replacements-replacements"></a></dfn>);
 };
 </pre>
    <div class="algorithm" data-algorithm="substitute macros" data-algorithm-for="fencedframeutil">
@@ -2003,9 +2025,9 @@ <h4 class="heading settled" data-level="2.3.5" id="fenced-frame-config-interface
      <li data-md>
       <p>Let <var>urn</var> be null.</p>
      <li data-md>
-      <p>If <var>urnOrConfig</var> is a <code class="idl"><a data-link-type="idl" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString④">USVString</a></code>, set <var>urn</var> to <var>urnOrConfig</var>.</p>
+      <p>If <var>urnOrConfig</var> is a <code class="idl"><a data-link-type="idl" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString⑤">USVString</a></code>, set <var>urn</var> to <var>urnOrConfig</var>.</p>
      <li data-md>
-      <p>Otherwise, set <var>urn</var> to <var>urnOrConfig</var>’s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn④">urn</a>.</p>
+      <p>Otherwise, set <var>urn</var> to <var>urnOrConfig</var>’s <a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn⑤">urn</a>.</p>
      <li data-md>
       <p>If <var>urn</var> is <span class="XXX">TODO invalid</span>, <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#dfn-throw" id="ref-for-dfn-throw">throw</a> a <code class="idl"><a data-link-type="idl" href="https://webidl.spec.whatwg.org/#exceptiondef-typeerror" id="ref-for-exceptiondef-typeerror">TypeError</a></code>.</p>
      <li data-md>
@@ -2080,7 +2102,7 @@ <h3 class="heading settled" data-level="2.4" id="fence-interface"><span class="s
 
   // When reporting to a custom destination URL (with substitution of macros defined by
   // the Protected Audience buyer), the following property is used:
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString⑤"><c- b>USVString</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="FenceEvent" data-dfn-type="dict-member" data-export data-type="USVString " id="dom-fenceevent-destinationurl"><code><c- g>destinationURL</c-></code></dfn>;
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString" id="ref-for-idl-USVString⑥"><c- b>USVString</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="FenceEvent" data-dfn-type="dict-member" data-export data-type="USVString " id="dom-fenceevent-destinationurl"><code><c- g>destinationURL</c-></code></dfn>;
 };
 
 <c- b>typedef</c-> (<a data-link-type="idl-name" href="#dictdef-fenceevent" id="ref-for-dictdef-fenceevent"><c- n>FenceEvent</c-></a> <c- b>or</c-> <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-DOMString" id="ref-for-idl-DOMString⑥"><c- b>DOMString</c-></a>) <dfn class="dfn-paneled idl-code" data-dfn-type="typedef" data-export id="typedefdef-reporteventtype"><code><c- g>ReportEventType</c-></code></dfn>;
@@ -2089,7 +2111,7 @@ <h3 class="heading settled" data-level="2.4" id="fence-interface"><span class="s
 <c- b>interface</c-> <dfn class="dfn-paneled idl-code" data-dfn-type="interface" data-export id="fence"><code><c- g>Fence</c-></code></dfn> {
     <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined④"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-fence-reportevent" id="ref-for-dom-fence-reportevent"><c- g>reportEvent</c-></a>(<c- b>optional</c-> <a data-link-type="idl-name" href="#typedefdef-reporteventtype" id="ref-for-typedefdef-reporteventtype"><c- n>ReportEventType</c-></a> <dfn class="idl-code" data-dfn-for="Fence/reportEvent(event), Fence/reportEvent()" data-dfn-type="argument" data-export id="dom-fence-reportevent-event-event"><code><c- g>event</c-></code><a class="self-link" href="#dom-fence-reportevent-event-event"></a></dfn> = {});
     <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined⑤"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-fence-setreporteventdataforautomaticbeacons" id="ref-for-dom-fence-setreporteventdataforautomaticbeacons"><c- g>setReportEventDataForAutomaticBeacons</c-></a>(<c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-fenceevent" id="ref-for-dictdef-fenceevent①"><c- n>FenceEvent</c-></a> <dfn class="idl-code" data-dfn-for="Fence/setReportEventDataForAutomaticBeacons(event), Fence/setReportEventDataForAutomaticBeacons()" data-dfn-type="argument" data-export id="dom-fence-setreporteventdataforautomaticbeacons-event-event"><code><c- g>event</c-></code><a class="self-link" href="#dom-fence-setreporteventdataforautomaticbeacons-event-event"></a></dfn> = {});
-    <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#idl-sequence" id="ref-for-idl-sequence①"><c- b>sequence</c-></a>&lt;<a data-link-type="idl-name" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑥"><c- n>FencedFrameConfig</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-fence-getnestedconfigs" id="ref-for-dom-fence-getnestedconfigs"><c- g>getNestedConfigs</c-></a>();
+    <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#idl-sequence" id="ref-for-idl-sequence①"><c- b>sequence</c-></a>&lt;<a data-link-type="idl-name" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑧"><c- n>FencedFrameConfig</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-fence-getnestedconfigs" id="ref-for-dom-fence-getnestedconfigs"><c- g>getNestedConfigs</c-></a>();
 };
 </pre>
    <div class="algorithm" data-algorithm="reportEvent(event)" data-algorithm-for="Fence">
@@ -2137,7 +2159,7 @@ <h3 class="heading settled" data-level="2.4" id="fence-interface"><span class="s
             <p><a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#dfn-throw" id="ref-for-dfn-throw③">Throw</a> a <code class="idl"><a data-link-type="idl" href="https://webidl.spec.whatwg.org/#exceptiondef-typeerror" id="ref-for-exceptiondef-typeerror③">TypeError</a></code>.</p>
           </ol>
          <li data-md>
-          <p>Let <var>destinationURL</var> be the result of running the <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-parser" id="ref-for-concept-url-parser">URL parser</a> on <code class="idl"><a data-link-type="idl" href="#dom-fenceevent-destinationurl" id="ref-for-dom-fenceevent-destinationurl①">destinationURL</a></code>.</p>
+          <p>Let <var>destinationURL</var> be the result of running the <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-parser" id="ref-for-concept-url-parser①">URL parser</a> on <code class="idl"><a data-link-type="idl" href="#dom-fenceevent-destinationurl" id="ref-for-dom-fenceevent-destinationurl①">destinationURL</a></code>.</p>
          <li data-md>
           <p><a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#dfn-throw" id="ref-for-dfn-throw④">Throw</a> a <code class="idl"><a data-link-type="idl" href="https://webidl.spec.whatwg.org/#exceptiondef-typeerror" id="ref-for-exceptiondef-typeerror④">TypeError</a></code> if any of the following conditions hold:</p>
           <ul>
@@ -2271,16 +2293,16 @@ <h3 class="heading settled" data-level="2.4" id="fence-interface"><span class="s
      <li data-md>
       <p>If <var>instance</var>’s <a data-link-type="dfn" href="#fenced-frame-config-instance-nested-configs" id="ref-for-fenced-frame-config-instance-nested-configs③">nested configs</a> is null, then return.</p>
      <li data-md>
-      <p>Let <var>results</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list①①">list</a> of <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑦">FencedFrameConfig</a></code>s.</p>
+      <p>Let <var>results</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list①①">list</a> of <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑨">FencedFrameConfig</a></code>s.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-iterate" id="ref-for-map-iterate②">For each</a> <var>urn</var> → <var>config</var> of <var>instance</var>’s <a data-link-type="dfn" href="#fenced-frame-config-instance-nested-configs" id="ref-for-fenced-frame-config-instance-nested-configs④">nested
  configs</a>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>newConfig</var> be a <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#new" id="ref-for-new">new</a> <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig①⑧">FencedFrameConfig</a></code> object created in <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#this" id="ref-for-this①⑧">this</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-realm" id="ref-for-concept-relevant-realm">relevant
+        <p>Let <var>newConfig</var> be a <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#new" id="ref-for-new①">new</a> <code class="idl"><a data-link-type="idl" href="#fencedframeconfig" id="ref-for-fencedframeconfig②⓪">FencedFrameConfig</a></code> object created in <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#this" id="ref-for-this①⑧">this</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-realm" id="ref-for-concept-relevant-realm">relevant
   realm</a>, with the following:</p>
         <dl>
-         <dt data-md><a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn⑤">urn</a>
+         <dt data-md><a data-link-type="dfn" href="#fencedframeconfig-urn" id="ref-for-fencedframeconfig-urn⑥">urn</a>
          <dd data-md>
           <p><var>urn</var></p>
          <dt data-md><a data-link-type="dfn" href="#fencedframeconfig-sharedstoragecontext" id="ref-for-fencedframeconfig-sharedstoragecontext④">sharedStorageContext</a>
@@ -2314,7 +2336,7 @@ <h3 class="heading settled" data-level="2.4" id="fence-interface"><span class="s
     </details>
    </div>
    <h3 class="heading settled" data-level="2.5" id="new-request-destination"><span class="secno">2.5. </span><span class="content">New <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request" id="ref-for-concept-request①">request</a> <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-destination" id="ref-for-concept-request-destination">destination</a></span><a class="self-link" href="#new-request-destination"></a></h3>
-   <p>The processing model of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②④">fencedframe</a></code>'s navigation request deviates from that of the normal <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request">navigation request</a> in enough ways to justify a new <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request" id="ref-for-concept-request②">request</a> <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-destination" id="ref-for-concept-request-destination①">destination</a> value.
+   <p>The processing model of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②③">fencedframe</a></code>'s navigation request deviates from that of the normal <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request">navigation request</a> in enough ways to justify a new <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request" id="ref-for-concept-request②">request</a> <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-destination" id="ref-for-concept-request-destination①">destination</a> value.
 This specification updates the <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request" id="ref-for-concept-request③">request</a> <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-destination" id="ref-for-concept-request-destination②">destination</a> enumeration to include a new
 entry, "<code>fencedframe</code>". Perform the following monkeypatches to the <a data-link-type="biblio" href="#biblio-fetch" title="Fetch Standard">[FETCH]</a> Standard.</p>
    <p>Add "<code>fencedframe</code>" to the <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#non-subresource-request" id="ref-for-non-subresource-request">non-subresource request</a> list and to the <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request①">navigation
@@ -2335,7 +2357,7 @@ <h3 class="heading settled" data-level="2.5" id="new-request-destination"><span
     </details>
    </div>
    <p>Non-normatively, update the DOM intro <a href="https://fetch.spec.whatwg.org/#destination-table">destination
-table</a> to illustrate that <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑤">fencedframe</a></code> <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request②">navigation requests</a> have the following properties:</p>
+table</a> to illustrate that <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②④">fencedframe</a></code> <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request②">navigation requests</a> have the following properties:</p>
    <ul>
     <li data-md>
      <p><a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-destination" id="ref-for-concept-request-destination④">destination</a> of "<code>fencedframe</code>"</p>
@@ -2367,7 +2389,7 @@ <h3 class="heading settled" data-level="2.6" id="automatic-reporting"><span clas
      <li data-md>
       <p>If <var>config</var> is null, abort these steps.</p>
       <p class="note" role="note"><span class="marker">Note:</span> Since this algorithm is called unconditionally for all navigations, this is used to catch
- cases where a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigate" id="ref-for-navigate④">navigation</a> to a <a data-link-type="dfn" href="#top-level-traversable" id="ref-for-top-level-traversable②">top-level traversable</a> does not originate from a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑥">fencedframe</a></code>.</p>
+ cases where a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigate" id="ref-for-navigate④">navigation</a> to a <a data-link-type="dfn" href="#top-level-traversable" id="ref-for-top-level-traversable②">top-level traversable</a> does not originate from a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑤">fencedframe</a></code>.</p>
      <li data-md>
       <p>Let <var>beacon data</var> be <var>sourceSnapshotParams</var>’s <a data-link-type="dfn" href="#source-snapshot-params-automatic-beacon-data-map" id="ref-for-source-snapshot-params-automatic-beacon-data-map">automatic beacon data
  map</a>[<var>eventType</var>].</p>
@@ -2508,7 +2530,7 @@ <h3 class="heading settled" data-level="3.3" id="creating-browsing-contexts-patc
     <p>to instead use the tighter condition:</p>
     <ul>
      <li data-md>
-      <p>If <var>creator</var> is non-null and <var>embedder</var> is not a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑦">fencedframe</a></code> element,
+      <p>If <var>creator</var> is non-null and <var>embedder</var> is not a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑥">fencedframe</a></code> element,
 then:</p>
     </ul>
     <p class="note" role="note"><span class="marker">Note:</span> This is because we need to ensure that we do not leak <var>creator</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#the-document&apos;s-referrer" id="ref-for-the-document&apos;s-referrer">referrer</a>, <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document-origin" id="ref-for-concept-document-origin">origin</a>, <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#document-base-url" id="ref-for-document-base-url">document base url</a>, <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-policy-container" id="ref-for-concept-document-policy-container">policy
@@ -2521,7 +2543,7 @@ <h3 class="heading settled" data-level="3.3" id="creating-browsing-contexts-patc
     </ol>
    </div>
    <h3 class="heading settled" data-level="3.4" id="local-scheme-policy-container-inheritance"><span class="secno">3.4. </span><span class="content">Policy container inheritance</span><a class="self-link" href="#local-scheme-policy-container-inheritance"></a></h3>
-   <p>When making a <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request③">navigation request</a> to a <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#is-local" id="ref-for-is-local">local</a> <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url⑥">URL</a>, <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element③">iframe</a></code>s clone their <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-policy-container" id="ref-for-concept-document-policy-container①">policy container</a> from the <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request④">navigation request</a>'s <em>initiator</em> <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①②">Document</a></code>. If <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑧">fencedframe</a></code>s were to do the same thing, that would allow information about the initiator’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-policy-container" id="ref-for-concept-document-policy-container②">policy container</a> to leak across a fenced frame boundary. This section patches <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-policy-container" id="ref-for-concept-document-policy-container③">policy container</a> inheritance to close that leak.</p>
+   <p>When making a <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request③">navigation request</a> to a <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#is-local" id="ref-for-is-local">local</a> <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url⑦">URL</a>, <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element③">iframe</a></code>s clone their <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-policy-container" id="ref-for-concept-document-policy-container①">policy container</a> from the <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#navigation-request" id="ref-for-navigation-request④">navigation request</a>'s <em>initiator</em> <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①②">Document</a></code>. If <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑦">fencedframe</a></code>s were to do the same thing, that would allow information about the initiator’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-policy-container" id="ref-for-concept-document-policy-container②">policy container</a> to leak across a fenced frame boundary. This section patches <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-policy-container" id="ref-for-concept-document-policy-container③">policy container</a> inheritance to close that leak.</p>
    <div class="algorithm" data-algorithm="local-policy-inheritance-determine-params">
      Modify the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#determining-navigation-params-policy-container" id="ref-for-determining-navigation-params-policy-container">determine navigation params policy container</a> algorithm to have a new optional <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#boolean" id="ref-for-boolean①①">boolean</a> parameter <var>fenced</var> that defaults to false. 
     <p>Rewrite step 3 to read:</p>
@@ -2548,7 +2570,7 @@ <h3 class="heading settled" data-level="3.4" id="local-scheme-policy-container-i
   policy container</a> given <var>response</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-response-url" id="ref-for-concept-response-url">URL</a>, <var> entry</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#she-document-state" id="ref-for-she-document-state②">document state</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#document-state-history-policy-container" id="ref-for-document-state-history-policy-container">history policy container</a>, <var> sourceSnapshotParams</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#source-snapshot-params-policy-container" id="ref-for-source-snapshot-params-policy-container">source policy container</a>, null, <var>responsePolicyContainer</var>, and <var>fenced</var>.</p>
     </ol>
    </div>
-   <p class="note" role="note"><span class="marker">Note:</span> <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑨">fencedframe</a></code> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#policy-container" id="ref-for-policy-container">policy container</a> inheritance upon initial <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①④">Document</a></code> creation is handled
+   <p class="note" role="note"><span class="marker">Note:</span> <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑧">fencedframe</a></code> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#policy-container" id="ref-for-policy-container">policy container</a> inheritance upon initial <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①④">Document</a></code> creation is handled
 in the <a href="#creating-browsing-contexts-patch">§ 3.3 Modifications to creating browsing contexts</a> section.</p>
    <h3 class="heading settled" data-level="3.5" id="nested-traversables"><span class="secno">3.5. </span><span class="content">Nested traversables</span><a class="self-link" href="#nested-traversables"></a></h3>
    <h4 class="heading settled" data-level="3.5.1" id="nested-traversables-intro"><span class="secno">3.5.1. </span><span class="content">Introduction</span><a class="self-link" href="#nested-traversables-intro"></a></h4>
@@ -2563,10 +2585,10 @@ <h4 class="heading settled" data-level="3.5.1" id="nested-traversables-intro"><s
 or incorrect. The examples below illustrate this point.</p>
    <p class="example" id="fenced-user-activation"><a class="self-link" href="#fenced-user-activation"></a>When a user <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#tracking-user-activation" id="ref-for-tracking-user-activation">activates</a> content inside
 of a <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①⑤">Document</a></code>, ordinarily the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#activation-notification" id="ref-for-activation-notification">activation notification</a> steps give user activation to all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#ancestor-navigables" id="ref-for-ancestor-navigables">ancestor navigables</a> and all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#same-origin" id="ref-for-same-origin⑥">same origin</a> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#descendant-navigables" id="ref-for-descendant-navigables①">descendant navigables</a>. But
-because a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⓪">fencedframe</a></code> can host sensitive content that needs to be isolated from its embedder,
+because a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe②⑨">fencedframe</a></code> can host sensitive content that needs to be isolated from its embedder,
 and because <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#tracking-user-activation" id="ref-for-tracking-user-activation①">user activation</a> and <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#consume-user-activation" id="ref-for-consume-user-activation">consumption</a> offer a communication
-vector between these two parties, for the purpose of user activation a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③①">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable⑧">fenced navigable</a> cannot not be considered a descendant of its
-embedder, nor can its embedder be considered an ancestor of the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③②">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable⑨">fenced navigable</a>, in the way that the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#tracking-user-activation" id="ref-for-tracking-user-activation②">user activation</a> algorithms currently use those
+vector between these two parties, for the purpose of user activation a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⓪">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable⑧">fenced navigable</a> cannot not be considered a descendant of its
+embedder, nor can its embedder be considered an ancestor of the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③①">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable⑨">fenced navigable</a>, in the way that the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#tracking-user-activation" id="ref-for-tracking-user-activation②">user activation</a> algorithms currently use those
 terms. In other words, we consider user activation to be <em>fenced</em>, to denote that it never crosses
 the <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①⓪">fenced navigable</a> boundary; if it were unfenced, it would behave
 as it would with <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element⑤">iframe</a></code>s, allowing <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#tracking-user-activation" id="ref-for-tracking-user-activation③">user activation</a> to flow freely across the frame
@@ -2577,16 +2599,16 @@ <h4 class="heading settled" data-level="3.5.1" id="nested-traversables-intro"><s
      <li class="wpt-test"><a class="wpt-name" href="https://wpt.fyi/results/fenced-frame/consume-user-activation.https.html" title="fenced-frame/consume-user-activation.https.html">consume-user-activation.https.html</a> <a class="wpt-live" href="https://wpt.live/fenced-frame/consume-user-activation.https.html"><small>(live test)</small></a> <a class="wpt-source" href="https://github.com/web-platform-tests/wpt/blob/master/fenced-frame/consume-user-activation.https.html"><small>(source)</small></a>
     </ul>
    </details>
-   <p class="example" id="unfenced-sandbox-inheritance"><a class="self-link" href="#unfenced-sandbox-inheritance"></a>Unlike <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#tracking-user-activation" id="ref-for-tracking-user-activation④">user activation</a>, when a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③③">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①①">fenced navigable</a> gets <a data-link-type="dfn" href="#create-a-new-nested-traversable" id="ref-for-create-a-new-nested-traversable①">created</a> or <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigate" id="ref-for-navigate⑥">navigated</a>, it <span class="allow-2119">must</span> <a href="https://html.spec.whatwg.org/#sandboxing:active-sandboxing-flag-set-3">inherit</a> its embedder <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①⑥">Document</a></code>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#active-sandboxing-flag-set" id="ref-for-active-sandboxing-flag-set">active sandboxing flag set</a> as is standard for <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①⑦">Document</a></code>s in normal <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable③">child navigables</a>. If we did not do this, then the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③④">fencedframe</a></code> element would be a trivial
-sandbox bypass. Because <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑤">fencedframe</a></code> sandbox flag inheritance behaves similarly to how it does in <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element⑥">iframe</a></code> elements, we consider sandbox inheritance to be <em>unfenced</em>.</p>
+   <p class="example" id="unfenced-sandbox-inheritance"><a class="self-link" href="#unfenced-sandbox-inheritance"></a>Unlike <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#tracking-user-activation" id="ref-for-tracking-user-activation④">user activation</a>, when a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③②">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①①">fenced navigable</a> gets <a data-link-type="dfn" href="#create-a-new-nested-traversable" id="ref-for-create-a-new-nested-traversable①">created</a> or <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigate" id="ref-for-navigate⑥">navigated</a>, it <span class="allow-2119">must</span> <a href="https://html.spec.whatwg.org/#sandboxing:active-sandboxing-flag-set-3">inherit</a> its embedder <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①⑥">Document</a></code>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#active-sandboxing-flag-set" id="ref-for-active-sandboxing-flag-set">active sandboxing flag set</a> as is standard for <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document①⑦">Document</a></code>s in normal <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable③">child navigables</a>. If we did not do this, then the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③③">fencedframe</a></code> element would be a trivial
+sandbox bypass. Because <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③④">fencedframe</a></code> sandbox flag inheritance behaves similarly to how it does in <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element⑥">iframe</a></code> elements, we consider sandbox inheritance to be <em>unfenced</em>.</p>
    <p>To provide the isolation mentioned above, and its conditional relaxation, this specification defines
 a new kind of parent for <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#traversable-navigable" id="ref-for-traversable-navigable⑤">traversable navigables</a> called an <a data-link-type="dfn" href="#traversable-navigable-unfenced-parent" id="ref-for-traversable-navigable-unfenced-parent">unfenced
 parent</a>, which provides a link to its embedder that algorithms can intentionally use when they need
 to be <em>unfenced</em>, as described above.</p>
    <p class="note" role="note"><span class="marker">Note:</span> Introducing a new kind of parent (<a data-link-type="dfn" href="#traversable-navigable-unfenced-parent" id="ref-for-traversable-navigable-unfenced-parent①">unfenced parent</a>) is an intentional
-design decision. It means that by default, the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑥">fencedframe</a></code> boundary is private and isolated,
-since by default nothing in the web platform traverses from a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑦">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①②">fenced navigable</a> to its embedder. Care <span class="allow-2119">must</span> be taken when
-modifying algorithms to make them capable of traversing across the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑧">fencedframe</a></code> <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①③">fenced navigable</a> boundary, and each modification of this sort will be evaluated
+design decision. It means that by default, the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑤">fencedframe</a></code> boundary is private and isolated,
+since by default nothing in the web platform traverses from a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑥">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①②">fenced navigable</a> to its embedder. Care <span class="allow-2119">must</span> be taken when
+modifying algorithms to make them capable of traversing across the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑦">fencedframe</a></code> <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①③">fenced navigable</a> boundary, and each modification of this sort will be evaluated
 independently and appear in this specification.</p>
    <p>The rest of this section provides patches to various <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a> definitions (and their uses) that deal
 with collections of related navigables, with the intention of fencing and unfencing various parts of
@@ -2599,7 +2621,7 @@ <h4 class="heading settled" data-level="3.5.2" id="traversable-navigables"><span
     <li data-md>
      <p>An <dfn class="dfn-paneled" data-dfn-for="traversable navigable" data-dfn-type="dfn" data-noexport id="traversable-navigable-unfenced-parent">unfenced parent</dfn>, a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable" id="ref-for-navigable②">navigable</a> or null, initially null.</p>
    </ul>
-   <p class="note" role="note"><span class="marker">Note:</span> The <a data-link-type="dfn" href="#traversable-navigable-unfenced-parent" id="ref-for-traversable-navigable-unfenced-parent②">unfenced parent</a> link is what gives a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑨">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①④">fenced navigable</a> a link to its embedder, which is used carefully for
+   <p class="note" role="note"><span class="marker">Note:</span> The <a data-link-type="dfn" href="#traversable-navigable-unfenced-parent" id="ref-for-traversable-navigable-unfenced-parent②">unfenced parent</a> link is what gives a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑧">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable①④">fenced navigable</a> a link to its embedder, which is used carefully for
 things that need to be "<em>unfenced</em>", like some algorithms in the focus processing model.</p>
    <div class="algorithm" data-algorithm="unfenced parent" data-algorithm-for="navigable">
      To get the <dfn class="dfn-paneled" data-dfn-for="navigable" data-dfn-type="dfn" data-noexport id="navigable-unfenced-parent">unfenced parent</dfn> of a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable" id="ref-for-navigable③">navigable</a> <var>navigable</var>: 
@@ -2627,7 +2649,7 @@ <h4 class="heading settled" data-level="3.5.3" id="nested-traversables-inner"><s
    <p>In <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a>'s <a href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables">Navigables</a> section, add a new subsection titled "Nested traversables" with the following text, definitions, and
 algorithms.</p>
    <p>Similar to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable-container" id="ref-for-navigable-container①">navigable containers</a> and their respective <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#content-navigable" id="ref-for-content-navigable①">content navigables</a>,
-other elements (so far, only the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⓪">fencedframe</a></code> element) present a more isolated <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable" id="ref-for-navigable⑥">navigable</a> to
+other elements (so far, only the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe③⑨">fencedframe</a></code> element) present a more isolated <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable" id="ref-for-navigable⑥">navigable</a> to
 the user. These elements are called <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="fenced-navigable-containers">fenced navigable containers</dfn>.</p>
    <p>A <a data-link-type="dfn" href="#fenced-navigable-containers" id="ref-for-fenced-navigable-containers">fenced navigable container</a> has a <dfn class="dfn-paneled" data-dfn-for="fenced navigable container" data-dfn-type="dfn" data-noexport id="fenced-navigable-container-fenced-navigable">fenced navigable</dfn>,
 which is either a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#traversable-navigable" id="ref-for-traversable-navigable⑧">traversable navigable</a> with a non-null <a data-link-type="dfn" href="#traversable-navigable-unfenced-parent" id="ref-for-traversable-navigable-unfenced-parent⑤">unfenced
@@ -2754,12 +2776,12 @@ <h3 class="heading settled" data-level="3.6" id="navigable-traversing-algorithms
    <h3 class="heading settled" data-level="3.7" id="focusing-changes"><span class="secno">3.7. </span><span class="content">Modifications to the focusing algorithms</span><a class="self-link" href="#focusing-changes"></a></h3>
    <p>The <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a> standard defines how to handle focusing elements and <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window" id="ref-for-window④">Window</a></code>s, both by user gesture
 and through script-initiated APIs. Since fenced frames are designed to prevent communication across
-a fenced frame boundary, we need to handle focusing carefully. This is because when focus crosses a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④①">fencedframe</a></code> boundary, contexts on both sides of the boundary can detect that change, which can
-be used to open a communication channel between a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④②">fencedframe</a></code> and its embedder.</p>
+a fenced frame boundary, we need to handle focusing carefully. This is because when focus crosses a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⓪">fencedframe</a></code> boundary, contexts on both sides of the boundary can detect that change, which can
+be used to open a communication channel between a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④①">fencedframe</a></code> and its embedder.</p>
    <p>We do this by not allowing the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#focusing-steps" id="ref-for-focusing-steps">focusing steps</a> to move script-initiated focus across a fenced
 frame boundary.</p>
-   <p class="example" id="user-initiated-focus"><a class="self-link" href="#user-initiated-focus"></a>When a user clicks on an element like a <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element" id="ref-for-the-button-element">button</a></code> inside a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④③">fencedframe</a></code> while another element <em>outside</em> of the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④④">fencedframe</a></code> is <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#focused" id="ref-for-focused">focused</a>, the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#focusing-steps" id="ref-for-focusing-steps①">focusing steps</a> will allow the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element" id="ref-for-the-button-element①">button</a></code> to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#gains-focus" id="ref-for-gains-focus">gain focus</a>, because this is specifically a
-user-initiated action. Without allowing that, no element inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑤">fencedframe</a></code> would never be
+   <p class="example" id="user-initiated-focus"><a class="self-link" href="#user-initiated-focus"></a>When a user clicks on an element like a <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element" id="ref-for-the-button-element">button</a></code> inside a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④②">fencedframe</a></code> while another element <em>outside</em> of the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④③">fencedframe</a></code> is <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#focused" id="ref-for-focused">focused</a>, the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#focusing-steps" id="ref-for-focusing-steps①">focusing steps</a> will allow the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element" id="ref-for-the-button-element①">button</a></code> to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#gains-focus" id="ref-for-gains-focus">gain focus</a>, because this is specifically a
+user-initiated action. Without allowing that, no element inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④④">fencedframe</a></code> would never be
 able <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#gains-focus" id="ref-for-gains-focus①">gain focus</a>.</p>
    <p class="example" id="script-initiated-focus"><a class="self-link" href="#script-initiated-focus"></a>If we were to continue allowing all elements to be <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#focused" id="ref-for-focused①">focused</a> via the <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/interaction.html#dom-focus" id="ref-for-dom-focus">focus()</a></code> method as is the status quo before this
 specification, a <a data-link-type="dfn" href="#fenced-navigable-containers" id="ref-for-fenced-navigable-containers②">fenced navigable container</a> and its <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable②③">fenced
@@ -2899,7 +2921,7 @@ <h3 class="heading settled" data-level="3.7" id="focusing-changes"><span class="
     </ul>
    </details>
    <h3 class="heading settled" data-level="3.8" id="navigation-patch"><span class="secno">3.8. </span><span class="content">Navigation</span><a class="self-link" href="#navigation-patch"></a></h3>
-   <p>This section describes how the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑥">fencedframe</a></code> element interacts with the ever-complicated process
+   <p>This section describes how the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑤">fencedframe</a></code> element interacts with the ever-complicated process
 of navigation, which includes integration with various headers, isolation mechanisms, and policies.</p>
    <h4 class="heading settled" data-level="3.8.1" id="supports-loading-mode"><span class="secno">3.8.1. </span><span class="content">The `<a data-link-type="http-header" href="https://wicg.github.io/nav-speculation/prerendering.html#http-headerdef-supports-loading-mode" id="ref-for-http-headerdef-supports-loading-mode"><code>Supports-Loading-Mode</code></a>` HTTP response header</span><a class="self-link" href="#supports-loading-mode"></a></h4>
    <p><i>This section is intended to monkeypatch the <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a> Standard, however since the `<a data-link-type="http-header" href="https://wicg.github.io/nav-speculation/prerendering.html#http-headerdef-supports-loading-mode" id="ref-for-http-headerdef-supports-loading-mode①"><code>Supports-Loading-Mode</code></a>` header has not been merged into <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a> yet,
@@ -2948,7 +2970,7 @@ <h4 class="heading settled" data-level="3.8.2" id="coop-coep"><span class="secno
       <p><var>navigable</var>’s <a data-link-type="dfn" href="#navigable-unfenced-container-document" id="ref-for-navigable-unfenced-container-document">unfenced container document</a></p>
     </ul>
    </div>
-   <p class="note" role="note"><span class="marker">Note:</span> This causes navigations inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑦">fencedframe</a></code> to fail if they are not served with a
+   <p class="note" role="note"><span class="marker">Note:</span> This causes navigations inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑥">fencedframe</a></code> to fail if they are not served with a
 suitable `<a data-link-type="http-header" href="https://html.spec.whatwg.org/multipage/browsers.html#cross-origin-embedder-policy" id="ref-for-cross-origin-embedder-policy"><code>Cross-Origin-Embedder-Policy</code></a>` header, just as <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element⑦">iframe</a></code>s behave.</p>
    <p class="issue" id="issue-3fa4bcc3"><a class="self-link" href="#issue-3fa4bcc3"></a> Determine if we need to fence or unfence the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#queue-a-cross-origin-embedder-policy-inheritance-violation" id="ref-for-queue-a-cross-origin-embedder-policy-inheritance-violation">queue a cross-origin embedder policy
 inheritance violation</a> algorithm, as leaving it unfenced may cause a privacy leak.</p>
@@ -3003,9 +3025,9 @@ <h4 class="heading settled" data-level="3.8.3" id="navigation-changes"><span cla
     <p class="note" role="note"><span class="marker">Note:</span> The <a data-link-type="dfn" href="#source-snapshot-params-initiator-fenced-frame-config-instance" id="ref-for-source-snapshot-params-initiator-fenced-frame-config-instance①">initiator fenced frame config instance</a> is the <a data-link-type="dfn" href="#fenced-frame-config-instance" id="ref-for-fenced-frame-config-instance⑥">fenced frame
   config instance</a> that’s loaded into a navigation initiator’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①">browsing context</a>, if any exists.
   It is used by the <a data-link-type="dfn" href="#attempt-to-send-an-automatic-beacon" id="ref-for-attempt-to-send-an-automatic-beacon③">attempt to send an automatic beacon</a> algorithm to compare <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#concept-origin" id="ref-for-concept-origin⑧">origin</a>s and
-  determine which <code class="idl"><a data-link-type="idl" href="#enumdef-fencereportingdestination" id="ref-for-enumdef-fencereportingdestination⑥">FenceReportingDestination</a></code>s to send beacons to, if the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑧">fencedframe</a></code>-initiated navigation succeeds. The <a data-link-type="dfn" href="#source-snapshot-params-target-fenced-frame-config" id="ref-for-source-snapshot-params-target-fenced-frame-config">target fenced frame
+  determine which <code class="idl"><a data-link-type="idl" href="#enumdef-fencereportingdestination" id="ref-for-enumdef-fencereportingdestination⑥">FenceReportingDestination</a></code>s to send beacons to, if the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑦">fencedframe</a></code>-initiated navigation succeeds. The <a data-link-type="dfn" href="#source-snapshot-params-target-fenced-frame-config" id="ref-for-source-snapshot-params-target-fenced-frame-config">target fenced frame
   config</a> on the other hand, is the non-<a data-link-type="dfn" href="#instantiate-a-config" id="ref-for-instantiate-a-config">instantiated</a> <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②③">fenced frame
-  config</a> that will be loaded into a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑨">fencedframe</a></code> element for navigations targeting fenced
+  config</a> that will be loaded into a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑧">fencedframe</a></code> element for navigations targeting fenced
   frames. These fields do not interact <em>together</em> in any meaningful way.</p>
    </div>
    <div class="algorithm" data-algorithm="get the automatic beacon data mapping to use">
@@ -3068,7 +3090,7 @@ <h4 class="heading settled" data-level="3.8.3" id="navigation-changes"><span cla
     <ul>
      <li data-md>
       <p><var>navigable</var> is a <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable④③">fenced navigable</a>;</p>
-      <p class="note" role="note"><span class="marker">Note:</span> This ensures that <em>all</em> navigations inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⓪">fencedframe</a></code> are made with the "<a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#hh-replace" id="ref-for-hh-replace①"><code>replace</code></a>" mode, regardless of the initiator.</p>
+      <p class="note" role="note"><span class="marker">Note:</span> This ensures that <em>all</em> navigations inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe④⑨">fencedframe</a></code> are made with the "<a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#hh-replace" id="ref-for-hh-replace①"><code>replace</code></a>" mode, regardless of the initiator.</p>
     </ul>
     <details class="wpt-tests-block" dir="ltr" lang="en" open>
      <summary>Tests</summary>
@@ -3083,7 +3105,7 @@ <h4 class="heading settled" data-level="3.8.3" id="navigation-changes"><span cla
      <li data-md>
       <p><var>sourceDocument</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable①①">node navigable</a> is not a <a data-link-type="dfn" href="#fenced-navigable-containers" id="ref-for-fenced-navigable-containers①①">fenced navigable container</a> while at the same time <var>navigable</var> is a <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable④④">fenced navigable</a>.</p>
       <p class="note" role="note"><span class="marker">Note:</span> This ensures that embedder-initiated navigations can <em>never</em> trigger a fragment
-navigation inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤①">fencedframe</a></code>.</p>
+navigation inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⓪">fencedframe</a></code>.</p>
     </ul>
     <details class="wpt-tests-block" dir="ltr" lang="en" open>
      <summary>Tests</summary>
@@ -3113,7 +3135,7 @@ <h4 class="heading settled" data-level="3.8.3" id="navigation-changes"><span cla
         <p>Set <var>sourceSnapshotParams</var>’s <a data-link-type="dfn" href="#source-snapshot-params-target-fenced-frame-config" id="ref-for-source-snapshot-params-target-fenced-frame-config①">target fenced frame
  config</a> to <var>config</var>.</p>
        <li data-md>
-        <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#assert" id="ref-for-assert⑦">Assert</a> <var>config</var>’s <a data-link-type="dfn" href="#fenced-frame-config-mapped-url" id="ref-for-fenced-frame-config-mapped-url⑤">mapped url</a>'s <a data-link-type="dfn" href="#mapped-url-value" id="ref-for-mapped-url-value③">value</a> is a <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url⑦">URL</a> whose <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-scheme" id="ref-for-concept-url-scheme②">scheme</a> is "<code>https</code>".</p>
+        <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#assert" id="ref-for-assert⑦">Assert</a> <var>config</var>’s <a data-link-type="dfn" href="#fenced-frame-config-mapped-url" id="ref-for-fenced-frame-config-mapped-url⑤">mapped url</a>'s <a data-link-type="dfn" href="#mapped-url-value" id="ref-for-mapped-url-value③">value</a> is a <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url⑧">URL</a> whose <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-scheme" id="ref-for-concept-url-scheme②">scheme</a> is "<code>https</code>".</p>
        <li data-md>
         <p>Set <var>url</var> to <var>config</var>’s <a data-link-type="dfn" href="#fenced-frame-config-mapped-url" id="ref-for-fenced-frame-config-mapped-url⑥">mapped url</a>'s <a data-link-type="dfn" href="#mapped-url-value" id="ref-for-mapped-url-value④">value</a>.</p>
       </ol>
@@ -3147,7 +3169,7 @@ <h4 class="heading settled" data-level="3.8.3" id="navigation-changes"><span cla
      <dt data-md><dfn class="dfn-paneled" data-dfn-for="navigation params" data-dfn-type="dfn" data-noexport id="navigation-params-fenced-frame-config-instance">fenced frame config instance</dfn>
      <dd data-md>
       <p>A <a data-link-type="dfn" href="#fenced-frame-config-instance" id="ref-for-fenced-frame-config-instance⑦">fenced frame config instance</a> or null, initially null.</p>
-      <p class="note" role="note"><span class="marker">Note:</span> This is only set for embedder-initiated <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤②">fencedframe</a></code> navigations, and if a new <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document②④">Document</a></code> is created as a result of such a navigation, this member is transferred to the new <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable④⑦">fenced navigable</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-bc" id="ref-for-nav-bc">active browsing context</a>'s <a data-link-type="dfn" href="#browsing-context-fenced-frame-config-instance" id="ref-for-browsing-context-fenced-frame-config-instance⑧">fenced frame config instance</a> member.</p>
+      <p class="note" role="note"><span class="marker">Note:</span> This is only set for embedder-initiated <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤①">fencedframe</a></code> navigations, and if a new <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document②④">Document</a></code> is created as a result of such a navigation, this member is transferred to the new <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable④⑦">fenced navigable</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-bc" id="ref-for-nav-bc">active browsing context</a>'s <a data-link-type="dfn" href="#browsing-context-fenced-frame-config-instance" id="ref-for-browsing-context-fenced-frame-config-instance⑧">fenced frame config instance</a> member.</p>
     </dl>
    </div>
    <div class="algorithm" data-algorithm="create-navigation-params-config-instance">
@@ -3165,16 +3187,16 @@ <h4 class="heading settled" data-level="3.8.3" id="navigation-changes"><span cla
 config instance</a>, and handle the assignment of a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context③">browsing context</a>'s <a data-link-type="dfn" href="#browsing-context-fenced-frame-config-instance" id="ref-for-browsing-context-fenced-frame-config-instance⑨">fenced
 frame config instance</a> that is initiated by a navigation.</p>
    <p class="note" role="note"><span class="marker">Note:</span> A <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context④">browsing context</a>'s <a data-link-type="dfn" href="#browsing-context-fenced-frame-config-instance" id="ref-for-browsing-context-fenced-frame-config-instance①⓪">fenced frame config instance</a> is assigned in two
-different ways: (1) during embedder-initiated <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤③">fencedframe</a></code> navigation, as described by the rest
+different ways: (1) during embedder-initiated <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤②">fencedframe</a></code> navigation, as described by the rest
 of this section, and (2) inherited during initial <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document②⑤">Document</a></code> creation for <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document②⑥">Document</a></code>s in <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable⑧">child
 navigables</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-traversable" id="ref-for-nav-traversable④">traversable navigable</a> is a <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable④⑧">fenced
 navigable</a>, as handled in the <a href="#creating-browsing-contexts-patch">§ 3.3 Modifications to creating browsing contexts</a> section.</p>
-   <p>For any successful navigation inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤④">fencedframe</a></code>, regardless of whether it was initiated by
-content in the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑤">fencedframe</a></code> or its embedder, exactly one of two things will happen:</p>
+   <p>For any successful navigation inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤③">fencedframe</a></code>, regardless of whether it was initiated by
+content in the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤④">fencedframe</a></code> or its embedder, exactly one of two things will happen:</p>
    <ul>
     <li data-md>
      <p><i>Embedder-initiated navigations</i>: The <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-params" id="ref-for-navigation-params③">navigation params</a>'s <a data-link-type="dfn" href="#navigation-params-fenced-frame-config-instance" id="ref-for-navigation-params-fenced-frame-config-instance②">fenced
- frame config instance</a> will be unconditionally assigned to the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑥">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-containers" id="ref-for-fenced-navigable-containers①②">fenced
+ frame config instance</a> will be unconditionally assigned to the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑤">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-containers" id="ref-for-fenced-navigable-containers①②">fenced
  navigable container</a>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable④⑨">fenced navigable</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-bc" id="ref-for-nav-bc①">active
  browsing context</a>'s <a data-link-type="dfn" href="#browsing-context-fenced-frame-config-instance" id="ref-for-browsing-context-fenced-frame-config-instance①①">fenced frame config instance</a>.</p>
     <li data-md>
@@ -3215,7 +3237,7 @@ <h4 class="heading settled" data-level="3.8.3" id="navigation-changes"><span cla
    <p><span class="XXX">TODO: Call the <a data-link-type="dfn" href="#fenced-frame-config-instance-on-navigate-callback" id="ref-for-fenced-frame-config-instance-on-navigate-callback①">on navigate callback</a> at the
 appropriate time.</span></p>
    <h4 class="heading settled" data-level="3.8.4" id="bcg-swap"><span class="secno">3.8.4. </span><span class="content">Browsing context group swap</span><a class="self-link" href="#bcg-swap"></a></h4>
-   <p>When the embedder of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑦">fencedframe</a></code> initiates navigations inside the frame, we must perform a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context-group" id="ref-for-browsing-context-group⑦">browsing context group</a> swap to entirely reset the context inside the frame, to ensure nothing is
+   <p>When the embedder of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑥">fencedframe</a></code> initiates navigations inside the frame, we must perform a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context-group" id="ref-for-browsing-context-group⑦">browsing context group</a> swap to entirely reset the context inside the frame, to ensure nothing is
 left over to be leaked to the next <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document②⑨">Document</a></code>.</p>
    <div class="algorithm" data-algorithm="attempt-populate-history-bcg-swap">
      Modify <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#attempt-to-populate-the-history-entry&apos;s-document" id="ref-for-attempt-to-populate-the-history-entry&apos;s-document②">attempt to populate the history entry’s document</a> algorithm. Add a step
@@ -3243,7 +3265,7 @@ <h3 class="heading settled" data-level="3.9" id="page-visibility"><span class="s
 modified such that the first step of the algorithm that runs when a user-agent changes a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#traversable-navigable" id="ref-for-traversable-navigable①⑧">traversable navigable</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state">system visibility state</a> calls the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#inclusive-descendant-navigables" id="ref-for-inclusive-descendant-navigables③">inclusive descendant
 navigables</a> algorithm with <a data-link-type="dfn" href="#inclusive-dn-unfenced" id="ref-for-inclusive-dn-unfenced②">unfenced</a> set to true.</p>
    <h2 class="heading settled" data-level="4" id="interaction-with-other-specs"><span class="secno">4. </span><span class="content">Interactions with other specifications</span><a class="self-link" href="#interaction-with-other-specs"></a></h2>
-   <p>Due to the necessarily cross-cutting nature of the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑧">fencedframe</a></code> element and its interactions with
+   <p>Due to the necessarily cross-cutting nature of the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑦">fencedframe</a></code> element and its interactions with
 core concepts like <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable" id="ref-for-navigable①①">navigable</a> and <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context-group" id="ref-for-browsing-context-group⑧">browsing context group</a>, there are a number of
 specifications that rely on terms whose usages must be re-evaluated in light of this specification;
 this section houses the various changes that we propose to other specifications.</p>
@@ -3253,7 +3275,7 @@ <h3 class="heading settled" data-level="4.1" id="prerendering-monkeypatch"><span
    <dl>
     <dt data-md>"<code>fencedframe</code>"
     <dd data-md>
-     <p>This <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable" id="ref-for-navigable①③">navigable</a> is displaying a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑨">fencedframe</a></code>'s content</p>
+     <p>This <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable" id="ref-for-navigable①③">navigable</a> is displaying a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑧">fencedframe</a></code>'s content</p>
    </dl>
    <p class="issue" id="issue-d22ed66a"><a class="self-link" href="#issue-d22ed66a"></a> Specify the behavior that leads to the following:</p>
    <details class="wpt-tests-block" dir="ltr" lang="en" open>
@@ -3266,9 +3288,9 @@ <h3 class="heading settled" data-level="4.2" id="csp-integration"><span class="s
    <p><em>This introductory section is non-normative</em>.</p>
    <p>Content Security Policy <a data-link-type="biblio" href="#biblio-csp" title="Content Security Policy Level 3">[CSP]</a> can ordinarily be used by web content associated with a <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⓪">Document</a></code> that hosts a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigable-container" id="ref-for-navigable-container⑥">navigable container</a> to limit the source of navigations in a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable⑨">child
 navigable</a>.</p>
-   <p>In order to prevent <a data-link-type="biblio" href="#biblio-csp" title="Content Security Policy Level 3">[CSP]</a> from being used a communication side-channel exposing the <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url⑧">URL</a> of
-navigations inside a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⓪">fencedframe</a></code> to the site operating its embedder, the only <a data-link-type="dfn" href="https://w3c.github.io/webappsec-csp/#source-expression" id="ref-for-source-expression">source
-expressions</a> that can influence a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥①">fencedframe</a></code> navigation are:</p>
+   <p>In order to prevent <a data-link-type="biblio" href="#biblio-csp" title="Content Security Policy Level 3">[CSP]</a> from being used a communication side-channel exposing the <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url⑨">URL</a> of
+navigations inside a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑤⑨">fencedframe</a></code> to the site operating its embedder, the only <a data-link-type="dfn" href="https://w3c.github.io/webappsec-csp/#source-expression" id="ref-for-source-expression">source
+expressions</a> that can influence a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⓪">fencedframe</a></code> navigation are:</p>
    <ul>
     <li data-md>
      <p>The <a data-link-type="grammar" href="https://w3c.github.io/webappsec-csp/#grammardef-scheme-source" id="ref-for-grammardef-scheme-source">scheme-source</a> "<code>https:</code>"</p>
@@ -3306,9 +3328,9 @@ <h4 class="heading settled" data-level="4.2.1" id="csp-algorithms"><span class="
     </ol>
    </div>
    <h4 class="heading settled" data-level="4.2.2" id="new-csp-directive"><span class="secno">4.2.2. </span><span class="content">New fenced-frame-src <a data-link-type="biblio" href="#biblio-csp" title="Content Security Policy Level 3">[CSP]</a> <a data-link-type="dfn" href="https://w3c.github.io/webappsec-csp/#directives" id="ref-for-directives">directive</a></span><a class="self-link" href="#new-csp-directive"></a></h4>
-   <p>Since <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥②">fencedframe</a></code> is a different element than <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element⑧">iframe</a></code>, using the <b><i><a data-link-type="dfn" href="https://w3c.github.io/webappsec-csp/#frame-src" id="ref-for-frame-src">frame-src</a></i></b> directive wouldn’t give web sites enough control over their CSP rules. Introduce a new <a data-link-type="biblio" href="#biblio-csp" title="Content Security Policy Level 3">[CSP]</a> <a data-link-type="dfn" href="https://w3c.github.io/webappsec-csp/#directives" id="ref-for-directives①">directive</a>: <b><i>fenced-frame-src</i></b>. The monkey-patched specification is printed below:</p>
+   <p>Since <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥①">fencedframe</a></code> is a different element than <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element⑧">iframe</a></code>, using the <b><i><a data-link-type="dfn" href="https://w3c.github.io/webappsec-csp/#frame-src" id="ref-for-frame-src">frame-src</a></i></b> directive wouldn’t give web sites enough control over their CSP rules. Introduce a new <a data-link-type="biblio" href="#biblio-csp" title="Content Security Policy Level 3">[CSP]</a> <a data-link-type="dfn" href="https://w3c.github.io/webappsec-csp/#directives" id="ref-for-directives①">directive</a>: <b><i>fenced-frame-src</i></b>. The monkey-patched specification is printed below:</p>
    <div class="algorithm" data-algorithm="fenced-frame-src">
-     The <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="fenced-frame-src">fenced-frame-src</dfn> directive restricts the URLs which may be loaded into a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥③">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable⑤①">fenced navigable</a>. The syntax for the directive’s
+     The <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="fenced-frame-src">fenced-frame-src</dfn> directive restricts the URLs which may be loaded into a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥②">fencedframe</a></code>'s <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable⑤①">fenced navigable</a>. The syntax for the directive’s
   name and value is described by the following ABNF: 
 <pre>directive-name  = "fenced-frame-src"
 directive-value = <a data-link-type="grammar" href="https://w3c.github.io/webappsec-csp/#grammardef-serialized-source-list" id="ref-for-grammardef-serialized-source-list">serialized-source-list</a>
@@ -3383,58 +3405,58 @@ <h4 class="heading settled" data-level="4.2.2" id="new-csp-directive"><span clas
    </details>
    <h3 class="heading settled" data-level="4.3" id="permissions-policy-changes"><span class="secno">4.3. </span><span class="content">Permissions Policies</span><a class="self-link" href="#permissions-policy-changes"></a></h3>
    <p><em>This introductory sub-section is non-normative.</em></p>
-   <p>The <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature④">policy-controlled features</a> available to <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③①">Document</a></code>s inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥④">fencedframe</a></code> are
-determined exclusively by the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②④">fenced frame config</a> that the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑤">fencedframe</a></code> navigates to.
+   <p>The <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature④">policy-controlled features</a> available to <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③①">Document</a></code>s inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥③">fencedframe</a></code> are
+determined exclusively by the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②④">fenced frame config</a> that the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥④">fencedframe</a></code> navigates to.
 Specifically, the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②⑤">fenced frame config</a>'s <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions③">effective enabled permissions</a> defines the exclusive list of <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature⑤">policy-controlled features</a> that will be enabled in the <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③②">Document</a></code> (all others will be disabled).</p>
    <p>During navigation, the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②⑥">fenced frame config</a> <a data-link-type="dfn" href="#instantiate-a-config" id="ref-for-instantiate-a-config③">instantiates</a> a <a data-link-type="dfn" href="#browsing-context-fenced-frame-config-instance" id="ref-for-browsing-context-fenced-frame-config-instance①③">fenced frame config instance</a> that is stored on the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context⑤">browsing context</a> in the <a data-link-type="dfn" href="#fenced-navigable-container-fenced-navigable" id="ref-for-fenced-navigable-container-fenced-navigable⑤②">fenced navigable</a>. This browsing context’s <a data-link-type="dfn" href="#browsing-context-fenced-frame-config-instance" id="ref-for-browsing-context-fenced-frame-config-instance①④">fenced frame
 config instance</a>'s <a data-link-type="dfn" href="#fenced-frame-config-instance-effective-enabled-permissions" id="ref-for-fenced-frame-config-instance-effective-enabled-permissions①">effective enabled permissions</a> is consulted <a data-link-type="dfn" href="#should-navigation-response-to-navigation-request-be-blocked-by-permissions-policy" id="ref-for-should-navigation-response-to-navigation-request-be-blocked-by-permissions-policy">during
-navigation</a>. A <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑥">fencedframe</a></code> navigation can only succeed if the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-permissions-policy" id="ref-for-concept-document-permissions-policy②">permissions policy</a> for the navigation’s resulting <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③③">Document</a></code> has an <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#permissions-policy-inherited-policy" id="ref-for-permissions-policy-inherited-policy②">inherited policy</a> such that
-the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#inherited-policy-for-a-feature" id="ref-for-inherited-policy-for-a-feature①">inherited policy value</a> is "<code>Enabled</code>" for each feature in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions④">effective enabled permissions</a>. Otherwise the environment the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑦">fencedframe</a></code> is embedded in is deemed unsuitable for the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②⑦">fenced frame config</a>, and the navigation is blocked.</p>
-   <p>At the same time, to make sure that a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑧">fencedframe</a></code>'s embedder does not directly influence content
+navigation</a>. A <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑤">fencedframe</a></code> navigation can only succeed if the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/dom.html#concept-document-permissions-policy" id="ref-for-concept-document-permissions-policy②">permissions policy</a> for the navigation’s resulting <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③③">Document</a></code> has an <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#permissions-policy-inherited-policy" id="ref-for-permissions-policy-inherited-policy②">inherited policy</a> such that
+the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#inherited-policy-for-a-feature" id="ref-for-inherited-policy-for-a-feature①">inherited policy value</a> is "<code>Enabled</code>" for each feature in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions④">effective enabled permissions</a>. Otherwise the environment the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑥">fencedframe</a></code> is embedded in is deemed unsuitable for the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②⑦">fenced frame config</a>, and the navigation is blocked.</p>
+   <p>At the same time, to make sure that a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑦">fencedframe</a></code>'s embedder does not directly influence content
 in the frame based on that navigation’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-params-origin" id="ref-for-navigation-params-origin">origin</a> (since the origin is derived
 from cross-site data), this specification modifies various <a data-link-type="biblio" href="#biblio-permissions-policy" title="Permissions Policy">[PERMISSIONS-POLICY]</a> algorithms such
-that a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑨">fencedframe</a></code> <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③④">Document</a></code>'s <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#permissions-policy-inherited-policy" id="ref-for-permissions-policy-inherited-policy③">inherited policy</a> is computed without
+that a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑧">fencedframe</a></code> <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③④">Document</a></code>'s <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#permissions-policy-inherited-policy" id="ref-for-permissions-policy-inherited-policy③">inherited policy</a> is computed without
 consideration of whether its <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-params-origin" id="ref-for-navigation-params-origin①">origin</a> is <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#same-origin" id="ref-for-same-origin⑦">same origin</a> with its embedder’s.
-Therefore a feature can only be enabled inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⓪">fencedframe</a></code> if its embedder <em>explicitly</em> delegates it via <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#the-special-value" id="ref-for-the-special-value">the special value *</a> <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist">allowlist</a>.</p>
+Therefore a feature can only be enabled inside of a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑥⑨">fencedframe</a></code> if its embedder <em>explicitly</em> delegates it via <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#the-special-value" id="ref-for-the-special-value">the special value *</a> <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist">allowlist</a>.</p>
    <p>Considering all of the above, we get the following interesting implications:</p>
    <ul>
     <li data-md>
      <p>If a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature⑥">feature</a> that <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain⑥">exists</a> in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions⑤">effective enabled permissions</a> has a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist">default allowlist</a> of <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#the-special-value" id="ref-for-the-special-value①">the special value *</a>, and no `<a data-link-type="http-header" href="https://w3c.github.io/webappsec-permissions-policy/#permissions-policy-header" id="ref-for-permissions-policy-header"><code>Permissions-Policy</code></a>` header is served on
- the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦①">fencedframe</a></code> embedder, and the <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow①">allow</a></code> attribute is empty, the navigation
- inside the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦②">fencedframe</a></code> will succeed, and the resulting <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⑤">Document</a></code> will be <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#allowed-to-use" id="ref-for-allowed-to-use②">allowed to
+ the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⓪">fencedframe</a></code> embedder, and the <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow①">allow</a></code> attribute is empty, the navigation
+ inside the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦①">fencedframe</a></code> will succeed, and the resulting <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⑤">Document</a></code> will be <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#allowed-to-use" id="ref-for-allowed-to-use②">allowed to
  use</a> the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature⑦">feature</a> (i.e., it will be enabled).</p>
     <li data-md>
      <p>If a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature⑧">feature</a> that <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain⑦">exists</a> in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions⑥">effective enabled permissions</a> has a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist①">default allowlist</a> of <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#default-allowlist-self" id="ref-for-default-allowlist-self"><code>'self'</code></a>, and no `<a data-link-type="http-header" href="https://w3c.github.io/webappsec-permissions-policy/#permissions-policy-header" id="ref-for-permissions-policy-header①"><code>Permissions-Policy</code></a>`
- header is served on the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦③">fencedframe</a></code> embedder, and the <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow②">allow</a></code> attribute is
- empty, the navigation inside the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦④">fencedframe</a></code> will be blocked.</p>
+ header is served on the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦②">fencedframe</a></code> embedder, and the <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow②">allow</a></code> attribute is
+ empty, the navigation inside the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦③">fencedframe</a></code> will be blocked.</p>
      <p class="note" role="note"><span class="marker">Note:</span> This is because ordinarily this <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature⑨">feature</a> would only be enabled
  if the subframe’s <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⑥">Document</a></code> was <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#same-origin" id="ref-for-same-origin⑧">same origin</a> with its embedder, a check this specification
- avoids for fenced frames, since the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑤">fencedframe</a></code>s <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⑦">Document</a></code>'s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document-origin" id="ref-for-concept-document-origin②">origin</a> is
+ avoids for fenced frames, since the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦④">fencedframe</a></code>s <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⑦">Document</a></code>'s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document-origin" id="ref-for-concept-document-origin②">origin</a> is
  derived from cross-site data. Therefore, we simply "fail close".</p>
     <li data-md>
-     <p>If a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①⓪">feature</a> that <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain⑧">exists</a> in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions⑦">effective enabled permissions</a> has a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist②">default allowlist</a> of <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#default-allowlist-self" id="ref-for-default-allowlist-self①"><code>'self'</code></a>, and the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑥">fencedframe</a></code>'s <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow③">allow</a></code> attribute contains the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①①">feature</a> but no <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist①">allowlist</a>, the rules
+     <p>If a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①⓪">feature</a> that <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain⑧">exists</a> in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions⑦">effective enabled permissions</a> has a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist②">default allowlist</a> of <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#default-allowlist-self" id="ref-for-default-allowlist-self①"><code>'self'</code></a>, and the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑤">fencedframe</a></code>'s <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow③">allow</a></code> attribute contains the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①①">feature</a> but no <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist①">allowlist</a>, the rules
  described in <a href="allow-attribute-fenced-frame">The <code>allow</code> attribute section</a>, the default <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist②">allowlist</a> for the feature will be <code>'src'</code> which is meant to represent the embedder-supplied
- navigation <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url⑨">URL</a>, for which there is none when navigating a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑦">fencedframe</a></code>, as the navigation <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url①⓪">URL</a> is determined by the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②⑧">fenced frame config</a>. The navigation will be blocked.</p>
+ navigation <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url①⓪">URL</a>, for which there is none when navigating a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑥">fencedframe</a></code>, as the navigation <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url" id="ref-for-concept-url①①">URL</a> is determined by the <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②⑧">fenced frame config</a>. The navigation will be blocked.</p>
     <li data-md>
-     <p>If a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①②">feature</a> that <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain⑨">exists</a> in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions⑧">effective enabled permissions</a> has a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist③">default allowlist</a> of <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#default-allowlist-self" id="ref-for-default-allowlist-self②"><code>'self'</code></a> but either the `<a data-link-type="http-header" href="https://w3c.github.io/webappsec-permissions-policy/#permissions-policy-header" id="ref-for-permissions-policy-header②"><code>Permissions-Policy</code></a>` header served on the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑧">fencedframe</a></code>'s embedder <em>OR</em> the <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow④">allow</a></code> attribute sets that <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①③">feature</a>'s <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist③">allowlist</a> to <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#the-special-value" id="ref-for-the-special-value②">the special value *</a>, then the navigation inside the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑨">fencedframe</a></code> will succeed, and the
+     <p>If a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①②">feature</a> that <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain⑨">exists</a> in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions⑧">effective enabled permissions</a> has a <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature-default-allowlist" id="ref-for-policy-controlled-feature-default-allowlist③">default allowlist</a> of <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#default-allowlist-self" id="ref-for-default-allowlist-self②"><code>'self'</code></a> but either the `<a data-link-type="http-header" href="https://w3c.github.io/webappsec-permissions-policy/#permissions-policy-header" id="ref-for-permissions-policy-header②"><code>Permissions-Policy</code></a>` header served on the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑦">fencedframe</a></code>'s embedder <em>OR</em> the <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow④">allow</a></code> attribute sets that <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①③">feature</a>'s <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist③">allowlist</a> to <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#the-special-value" id="ref-for-the-special-value②">the special value *</a>, then the navigation inside the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑧">fencedframe</a></code> will succeed, and the
  resulting <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⑧">Document</a></code> is <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#allowed-to-use" id="ref-for-allowed-to-use③">allowed to use</a> the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#policy-controlled-feature" id="ref-for-policy-controlled-feature①④">feature</a>.</p>
     <li data-md>
-     <p>If a navigation inside a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⓪">fencedframe</a></code> would otherwise succeed, but the <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-response" id="ref-for-concept-response②">response</a> on the
- navigation inside the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧①">fencedframe</a></code> is served with a `<a data-link-type="http-header" href="https://w3c.github.io/webappsec-permissions-policy/#permissions-policy-header" id="ref-for-permissions-policy-header③"><code>Permissions-Policy</code></a>` header that sets the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist④">allowlist</a> to "<code>none</code>" or an
+     <p>If a navigation inside a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑦⑨">fencedframe</a></code> would otherwise succeed, but the <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-response" id="ref-for-concept-response②">response</a> on the
+ navigation inside the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⓪">fencedframe</a></code> is served with a `<a data-link-type="http-header" href="https://w3c.github.io/webappsec-permissions-policy/#permissions-policy-header" id="ref-for-permissions-policy-header③"><code>Permissions-Policy</code></a>` header that sets the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist④">allowlist</a> to "<code>none</code>" or an
  otherwise incompatible <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#concept-origin" id="ref-for-concept-origin⑨">origin</a> for a feature in the <a data-link-type="dfn" href="#fenced-frame-config-effective-enabled-permissions" id="ref-for-fenced-frame-config-effective-enabled-permissions⑨">effective enabled
- permissions</a>, the navigation still succeeds, but the <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⑨">Document</a></code> in the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧②">fencedframe</a></code> is <strong>not</strong> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#allowed-to-use" id="ref-for-allowed-to-use④">allowed to use</a> the feature.</p>
-     <p class="note" role="note"><span class="marker">Note:</span> This is OK because it is the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧③">fencedframe</a></code>'s content <em>itself</em> that is making the decision
+ permissions</a>, the navigation still succeeds, but the <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document③⑨">Document</a></code> in the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧①">fencedframe</a></code> is <strong>not</strong> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#allowed-to-use" id="ref-for-allowed-to-use④">allowed to use</a> the feature.</p>
+     <p class="note" role="note"><span class="marker">Note:</span> This is OK because it is the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧②">fencedframe</a></code>'s content <em>itself</em> that is making the decision
  to disable a particular feature, not its embedder environment.</p>
    </ul>
    <p>The patches in the below section "fence" the appropriate <a data-link-type="biblio" href="#biblio-permissions-policy" title="Permissions Policy">[PERMISSIONS-POLICY]</a> and <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a> algorithms to achieve the outcomes described in the above explanatory content.</p>
    <h4 class="heading settled" data-level="4.3.1" id="permissions-policy-patches"><span class="secno">4.3.1. </span><span class="content">Algorithm patches</span><a class="self-link" href="#permissions-policy-patches"></a></h4>
    <div class="algorithm" data-algorithm="allow-attribute-fenced-frame" id="allow-attribute-fenced-frame">
      Rename the <a href="https://w3c.github.io/webappsec-permissions-policy/#iframe-allow-attribute">The <code>allow</code> attribute of the <code>iframe</code> element</a> section to "The <code>allow</code> attribute of the <code>iframe</code> and <code>fencedframe</code> element", and rewrite the section to read: 
-    <p><code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element⑨">iframe</a></code> and <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧④">fencedframe</a></code> elements have an respective <code>allow</code> attributes (<code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element①⓪">iframe</a></code>: <code><a data-link-type="element-sub" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-allow" id="ref-for-attr-iframe-allow">allow</a></code>; <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑤">fencedframe</a></code>: <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow⑤">allow</a></code>), which contain an <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#serialized-policy-directive" id="ref-for-serialized-policy-directive">ASCII-serialized
+    <p><code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element⑨">iframe</a></code> and <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧③">fencedframe</a></code> elements have an respective <code>allow</code> attributes (<code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element①⓪">iframe</a></code>: <code><a data-link-type="element-sub" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-allow" id="ref-for-attr-iframe-allow">allow</a></code>; <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧④">fencedframe</a></code>: <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow⑤">allow</a></code>), which contain an <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#serialized-policy-directive" id="ref-for-serialized-policy-directive">ASCII-serialized
   policy directive</a>.</p>
     <p>The allowlist for the features named in the attribute may be empty; in that case, the default
   value for the <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist⑤">allowlist</a> is "<code>src</code>", which represents the origin of the URL in the iframe’s <code><a data-link-type="element-sub" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-src" id="ref-for-attr-iframe-src">src</a></code> attribute, or the fencedframe’s <a data-link-type="dfn" href="#fenced-frame-config" id="ref-for-fenced-frame-config②⑨">fenced frame config</a>.</p>
-    <p>When not empty, the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element①①">iframe</a></code>'s <code><a data-link-type="element-sub" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-allow" id="ref-for-attr-iframe-allow①">allow</a></code> or <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑥">fencedframe</a></code>'s <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow⑥">allow</a></code> attribute will result in adding an <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist⑥">allowlist</a> for each <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#supported-features" id="ref-for-supported-features">supported feature</a> to the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element①②">iframe</a></code> or <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑦">fencedframe</a></code>'s <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#container-policy" id="ref-for-container-policy①">container policy</a>, when it is constructed.</p>
+    <p>When not empty, the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element①①">iframe</a></code>'s <code><a data-link-type="element-sub" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#attr-iframe-allow" id="ref-for-attr-iframe-allow①">allow</a></code> or <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑤">fencedframe</a></code>'s <code><a data-link-type="element-sub" href="#element-attrdef-fencedframe-allow" id="ref-for-element-attrdef-fencedframe-allow⑥">allow</a></code> attribute will result in adding an <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#allowlist" id="ref-for-allowlist⑥">allowlist</a> for each <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#supported-features" id="ref-for-supported-features">supported feature</a> to the <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element①②">iframe</a></code> or <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑥">fencedframe</a></code>'s <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy/#container-policy" id="ref-for-container-policy①">container policy</a>, when it is constructed.</p>
    </div>
    <div class="algorithm" data-algorithm="Derive a permissions policy directly from a fenced frame config instance">
      Create a new algorithm, called <dfn class="dfn-paneled" data-dfn-type="dfn" data-lt="Derive a permissions policy directly from a fenced frame config instance" data-noexport id="derive-a-permissions-policy-directly-from-a-fenced-frame-config-instance">Derive a permissions policy directly from a fenced frame
@@ -3506,7 +3528,7 @@ <h4 class="heading settled" data-level="4.3.1" id="permissions-policy-patches"><
      Modify step 1 of the <a data-link-type="abstract-op" href="https://w3c.github.io/webappsec-permissions-policy/#process-policy-attributes" id="ref-for-process-policy-attributes">Process permissions policy attributes</a> algorithm to read: 
     <ol>
      <li data-md>
-      <p>If <var>element</var> is not an <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element①③">iframe</a></code> element or a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑧">fencedframe</a></code> element, then
+      <p>If <var>element</var> is not an <code><a data-link-type="element" href="https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-iframe-element" id="ref-for-the-iframe-element①③">iframe</a></code> element or a <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑦">fencedframe</a></code> element, then
  return an empty <a data-link-type="dfn" href="https://w3c.github.io/webappsec-permissions-policy#policy-directive" id="ref-for-policy-directive">policy directive</a>.</p>
     </ol>
    </div>
@@ -3518,7 +3540,7 @@ <h4 class="heading settled" data-level="4.3.1" id="permissions-policy-patches"><
       <p>Otherwise, if the result of <a data-link-type="dfn" href="#should-navigation-response-to-navigation-request-be-blocked-by-permissions-policy" id="ref-for-should-navigation-response-to-navigation-request-be-blocked-by-permissions-policy②">should navigation response to navigation request be blocked by
 Permissions Policy?</a> given <var>navigationParams</var> is "<code>Blocked</code>", then set <var>failure</var> to true.</p>
     </ol>
-    <p class="note" role="note"><span class="marker">Note:</span> If this algorithm returns "<code>Blocked</code>", the pre-existing <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document④⓪">Document</a></code> in the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑨">fencedframe</a></code> does not stick around; an error page will be loaded.</p>
+    <p class="note" role="note"><span class="marker">Note:</span> If this algorithm returns "<code>Blocked</code>", the pre-existing <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document④⓪">Document</a></code> in the <code><a data-link-type="element" href="#elementdef-fencedframe" id="ref-for-elementdef-fencedframe⑧⑧">fencedframe</a></code> does not stick around; an error page will be loaded.</p>
    </div>
    <div class="algorithm" data-algorithm="permissions-policy-block-request">
      Create a new algorithm called <dfn class="dfn-paneled" data-dfn-type="dfn" data-lt="should navigation response to navigation request be blocked by Permissions Policy?" data-noexport id="should-navigation-response-to-navigation-request-be-blocked-by-permissions-policy">should navigation response to navigation request be blocked by
@@ -3715,6 +3737,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
      <li><a href="#fencedframe-config">dfn for fencedframe</a><span>, in § 2</span>
     </ul>
    <li><a href="#dom-htmlfencedframeelement-htmlfencedframeelement">constructor()</a><span>, in § 2</span>
+   <li><a href="#dom-fencedframeconfig-fencedframeconfig">constructor(url)</a><span>, in § 2.3.5</span>
    <li>
     containerHeight
     <ul>
@@ -3850,6 +3873,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
      <li><a href="#traversable-navigable-fenced-frame-config-mapping">dfn for traversable navigable</a><span>, in § 2.2</span>
     </ul>
    <li><a href="#typedefdef-fencedframeconfigsize">FencedFrameConfigSize</a><span>, in § 2.3.5</span>
+   <li><a href="#dom-fencedframeconfig-fencedframeconfig">FencedFrameConfig(url)</a><span>, in § 2.3.5</span>
    <li><a href="#typedefdef-fencedframeconfigurl">FencedFrameConfigURL</a><span>, in § 2.3.5</span>
    <li>
     fenced frame reporter
@@ -3997,6 +4021,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
      <li><a href="#navigable-unfenced-parent">dfn for navigable</a><span>, in § 3.5.2</span>
      <li><a href="#traversable-navigable-unfenced-parent">dfn for traversable navigable</a><span>, in § 3.5.2</span>
     </ul>
+   <li><a href="#fencedframeconfig-url">url</a><span>, in § 2.3.5</span>
    <li><a href="#fencedframeconfig-urn">urn</a><span>, in § 2.3.5</span>
    <li><a href="#typedefdef-urnorconfig">UrnOrConfig</a><span>, in § 2.3.5</span>
    <li>
@@ -4471,6 +4496,8 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
 
 [<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed"><c- g>Exposed</c-></a>=<c- n>Window</c->, <a class="idl-code" data-link-type="extended-attribute" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable"><c- g>Serializable</c-></a>]
 <c- b>interface</c-> <a href="#fencedframeconfig"><code><c- g>FencedFrameConfig</c-></code></a> {
+  <a class="idl-code" data-link-type="constructor" href="#dom-fencedframeconfig-fencedframeconfig"><c- g>constructor</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-USVString"><c- b>USVString</c-></a> <a href="#dom-fencedframeconfig-fencedframeconfig-url-url"><code><c- g>url</c-></code></a>);
+    
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#typedefdef-fencedframeconfigsize"><c- n>FencedFrameConfigSize</c-></a>? <a data-readonly data-type="FencedFrameConfigSize?" href="#dom-fencedframeconfig-containerwidth"><code><c- g>containerWidth</c-></code></a>;
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#typedefdef-fencedframeconfigsize"><c- n>FencedFrameConfigSize</c-></a>? <a data-readonly data-type="FencedFrameConfigSize?" href="#dom-fencedframeconfig-containerheight"><code><c- g>containerHeight</c-></code></a>;
   <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#typedefdef-fencedframeconfigsize"><c- n>FencedFrameConfigSize</c-></a>? <a data-readonly data-type="FencedFrameConfigSize?" href="#dom-fencedframeconfig-contentwidth"><code><c- g>contentWidth</c-></code></a>;
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 window.dfnpanelData['fencedframeconfig-containerwidth'] = {"dfnID": "fencedframeconfig-containerwidth", "url": "#fencedframeconfig-containerwidth", "dfnText": "containerWidth", "refSections": [{"refs": [{"id": "ref-for-fencedframeconfig-containerwidth"}, {"id": "ref-for-fencedframeconfig-containerwidth\u2460"}, {"id": "ref-for-fencedframeconfig-containerwidth\u2461"}], "title": "2.3.5. The FencedFrameConfig interface"}, {"refs": [{"id": "ref-for-fencedframeconfig-containerwidth\u2462"}], "title": "2.4. The Fence interface"}], "external": false};
 window.dfnpanelData['fencedframeconfig-containerheight'] = {"dfnID": "fencedframeconfig-containerheight", "url": "#fencedframeconfig-containerheight", "dfnText": "containerHeight", "refSections": [{"refs": [{"id": "ref-for-fencedframeconfig-containerheight"}, {"id": "ref-for-fencedframeconfig-containerheight\u2460"}, {"id": "ref-for-fencedframeconfig-containerheight\u2461"}], "title": "2.3.5. The FencedFrameConfig interface"}, {"refs": [{"id": "ref-for-fencedframeconfig-containerheight\u2462"}], "title": "2.4. The Fence interface"}], "external": false};
 window.dfnpanelData['fencedframeconfig-contentwidth'] = {"dfnID": "fencedframeconfig-contentwidth", "url": "#fencedframeconfig-contentwidth", "dfnText": "contentWidth", "refSections": [{"refs": [{"id": "ref-for-fencedframeconfig-contentwidth"}, {"id": "ref-for-fencedframeconfig-contentwidth\u2460"}, {"id": "ref-for-fencedframeconfig-contentwidth\u2461"}], "title": "2.3.5. The FencedFrameConfig interface"}, {"refs": [{"id": "ref-for-fencedframeconfig-contentwidth\u2462"}], "title": "2.4. The Fence interface"}], "external": false};
 window.dfnpanelData['fencedframeconfig-contentheight'] = {"dfnID": "fencedframeconfig-contentheight", "url": "#fencedframeconfig-contentheight", "dfnText": "contentHeight", "refSections": [{"refs": [{"id": "ref-for-fencedframeconfig-contentheight"}, {"id": "ref-for-fencedframeconfig-contentheight\u2460"}, {"id": "ref-for-fencedframeconfig-contentheight\u2461"}], "title": "2.3.5. The FencedFrameConfig interface"}, {"refs": [{"id": "ref-for-fencedframeconfig-contentheight\u2462"}], "title": "2.4. The Fence interface"}], "external": false};
+window.dfnpanelData['dom-fencedframeconfig-fencedframeconfig'] = {"dfnID": "dom-fencedframeconfig-fencedframeconfig", "url": "#dom-fencedframeconfig-fencedframeconfig", "dfnText": "FencedFrameConfig(url)", "refSections": [{"refs": [{"id": "ref-for-dom-fencedframeconfig-fencedframeconfig"}], "title": "2.3.5. The FencedFrameConfig interface"}], "external": false};
 window.dfnpanelData['dom-fencedframeconfig-setsharedstoragecontext'] = {"dfnID": "dom-fencedframeconfig-setsharedstoragecontext", "url": "#dom-fencedframeconfig-setsharedstoragecontext", "dfnText": "setSharedStorageContext(contextString)", "refSections": [{"refs": [{"id": "ref-for-dom-fencedframeconfig-setsharedstoragecontext"}], "title": "2.3.5. The FencedFrameConfig interface"}], "external": false};
 window.dfnpanelData['typedefdef-urnorconfig'] = {"dfnID": "typedefdef-urnorconfig", "url": "#typedefdef-urnorconfig", "dfnText": "UrnOrConfig", "refSections": [{"refs": [{"id": "ref-for-typedefdef-urnorconfig"}], "title": "2.3.5. The FencedFrameConfig interface"}], "external": false};
 window.dfnpanelData['fencedframeutil-substitute-macros'] = {"dfnID": "fencedframeutil-substitute-macros", "url": "#fencedframeutil-substitute-macros", "dfnText": "substitute macros", "refSections": [{"refs": [{"id": "ref-for-fencedframeutil-substitute-macros"}], "title": "2.3.3. The fenced frame config struct"}, {"refs": [{"id": "ref-for-fencedframeutil-substitute-macros\u2460"}], "title": "2.3.5. The FencedFrameConfig interface"}], "external": false};