diff --git a/diagrams/onprem/auth.py b/diagrams/onprem/auth.py
new file mode 100644
index 000000000..1ece9e76f
--- /dev/null
+++ b/diagrams/onprem/auth.py
@@ -0,0 +1,19 @@
+# This module is automatically generated by autogen.sh. DO NOT EDIT.
+
+from . import _OnPrem
+
+
+class _Auth(_OnPrem):
+    _type = "auth"
+    _icon_dir = "resources/onprem/auth"
+
+
+class BuzzfeedSso(_Auth):
+    _icon = "buzzfeed-sso.png"
+
+
+class Oauth2Proxy(_Auth):
+    _icon = "oauth2-proxy.png"
+
+
+# Aliases
diff --git a/docs/nodes/onprem.md b/docs/nodes/onprem.md
index bc23de7e2..4f712212b 100644
--- a/docs/nodes/onprem.md
+++ b/docs/nodes/onprem.md
@@ -20,6 +20,11 @@ Node classes list of onprem provider.
 - **diagrams.onprem.analytics.Storm**
 - **diagrams.onprem.analytics.Tableau**
 
+## onprem.auth
+
+- **diagrams.onprem.auth.BuzzfeedSso**
+- **diagrams.onprem.auth.Oauth2Proxy**
+
 ## onprem.cd
 
 - **diagrams.onprem.cd.Spinnaker**
diff --git a/resources/onprem/auth/buzzfeed-sso.png b/resources/onprem/auth/buzzfeed-sso.png
new file mode 100644
index 000000000..e135d398e
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diff --git a/resources/onprem/auth/oauth2-proxy.png b/resources/onprem/auth/oauth2-proxy.png
new file mode 100644
index 000000000..87b32c4c2
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