diff --git a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/hooks/index.ts b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/hooks/index.ts
index 31a511f2d79dc..6ebfd3f28fd9b 100644
--- a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/hooks/index.ts
+++ b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/hooks/index.ts
@@ -5,7 +5,7 @@
  */
 
 export { useCapabilities } from './use_capabilities';
-export { useCore, CoreContext } from './use_core';
+export { useCore } from './use_core';
 export { useConfig, ConfigContext } from './use_config';
 export { useSetupDeps, useStartDeps, DepsContext } from './use_deps';
 export { useBreadcrumbs } from './use_breadcrumbs';
diff --git a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/hooks/use_core.ts b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/hooks/use_core.ts
index f4e9a032b925a..9ce1e95aa91d5 100644
--- a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/hooks/use_core.ts
+++ b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/hooks/use_core.ts
@@ -4,15 +4,13 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
-import React, { useContext } from 'react';
-import { CoreStart } from 'src/core/public';
+import { CoreStart } from 'kibana/public';
+import { useKibana } from '../../../../../../../src/plugins/kibana_react/public';
 
-export const CoreContext = React.createContext<CoreStart | null>(null);
-
-export function useCore() {
-  const core = useContext(CoreContext);
-  if (core === null) {
-    throw new Error('CoreContext not initialized');
+export function useCore(): CoreStart {
+  const { services } = useKibana();
+  if (services === null) {
+    throw new Error('KibanaContextProvider not initialized');
   }
-  return core;
+  return services;
 }
diff --git a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/index.tsx b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/index.tsx
index f6a386314272f..ed5a75ce6c991 100644
--- a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/index.tsx
+++ b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/index.tsx
@@ -22,11 +22,12 @@ import { PAGE_ROUTING_PATHS } from './constants';
 import { DefaultLayout, WithoutHeaderLayout } from './layouts';
 import { Loading, Error } from './components';
 import { IngestManagerOverview, EPMApp, AgentConfigApp, FleetApp, DataStreamApp } from './sections';
-import { CoreContext, DepsContext, ConfigContext, setHttpClient, useConfig } from './hooks';
+import { DepsContext, ConfigContext, setHttpClient, useConfig } from './hooks';
 import { PackageInstallProvider } from './sections/epm/hooks';
 import { useCore, sendSetup, sendGetPermissionsCheck } from './hooks';
 import { FleetStatusProvider } from './hooks/use_fleet_status';
 import './index.scss';
+import { KibanaContextProvider } from '../../../../../../src/plugins/kibana_react/public';
 
 export interface ProtectedRouteProps extends RouteProps {
   isAllowed?: boolean;
@@ -229,7 +230,7 @@ const IngestManagerApp = ({
   const isDarkMode = useObservable<boolean>(coreStart.uiSettings.get$('theme:darkMode'));
   return (
     <coreStart.i18n.Context>
-      <CoreContext.Provider value={coreStart}>
+      <KibanaContextProvider services={{ ...coreStart }}>
         <DepsContext.Provider value={{ setup: setupDeps, start: startDeps }}>
           <ConfigContext.Provider value={config}>
             <EuiThemeProvider darkMode={isDarkMode}>
@@ -237,7 +238,7 @@ const IngestManagerApp = ({
             </EuiThemeProvider>
           </ConfigContext.Provider>
         </DepsContext.Provider>
-      </CoreContext.Provider>
+      </KibanaContextProvider>
     </coreStart.i18n.Context>
   );
 };
diff --git a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/components/custom_configure_datasource.tsx b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/components/custom_configure_datasource.tsx
new file mode 100644
index 0000000000000..aff764cb8ba3e
--- /dev/null
+++ b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/components/custom_configure_datasource.tsx
@@ -0,0 +1,61 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+import React from 'react';
+import { FormattedMessage } from '@kbn/i18n/react';
+import { EuiEmptyPrompt, EuiText } from '@elastic/eui';
+import { NewDatasource } from '../../../../types';
+import { CreateDatasourceFrom } from '../types';
+
+export interface CustomConfigureDatasourceProps {
+  packageName: string;
+  from: CreateDatasourceFrom;
+  datasource: NewDatasource | (NewDatasource & { id: string });
+}
+
+/**
+ * Custom content type that external plugins can provide to Ingest's
+ * Datasource configuration.
+ */
+export type CustomConfigureDatasourceContent = React.FC<CustomConfigureDatasourceProps>;
+
+type AllowedDatasourceKey = 'endpoint';
+const ConfigureDatasourceMapping: {
+  [key: string]: CustomConfigureDatasourceContent;
+} = {};
+
+/**
+ * Plugins can call this function from the start lifecycle to
+ * register a custom component in the Ingest Datasource configuration.
+ */
+export function registerDatasource(
+  key: AllowedDatasourceKey,
+  value: CustomConfigureDatasourceContent
+) {
+  ConfigureDatasourceMapping[key] = value;
+}
+
+const EmptyConfigureDatasource: CustomConfigureDatasourceContent = () => (
+  <EuiEmptyPrompt
+    iconType="checkInCircleFilled"
+    iconColor="secondary"
+    body={
+      <EuiText>
+        <p>
+          <FormattedMessage
+            id="xpack.ingestManager.createDatasource.stepConfigure.noConfigOptionsMessage"
+            defaultMessage="Nothing to configure"
+          />
+        </p>
+      </EuiText>
+    }
+  />
+);
+
+export const CustomConfigureDatasource = (props: CustomConfigureDatasourceProps) => {
+  const ConfigureDatasourceContent =
+    ConfigureDatasourceMapping[props.packageName] || EmptyConfigureDatasource;
+  return <ConfigureDatasourceContent {...props} />;
+};
diff --git a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/components/index.ts b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/components/index.ts
index 3bfca75668911..42848cc0f5e41 100644
--- a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/components/index.ts
+++ b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/components/index.ts
@@ -6,3 +6,4 @@
 export { CreateDatasourcePageLayout } from './layout';
 export { DatasourceInputPanel } from './datasource_input_panel';
 export { DatasourceInputVarField } from './datasource_input_var_field';
+export { CustomConfigureDatasource } from './custom_configure_datasource';
diff --git a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/step_configure_datasource.tsx b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/step_configure_datasource.tsx
index 58a98f86de426..d9cf0fbfb7987 100644
--- a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/step_configure_datasource.tsx
+++ b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/create_datasource_page/step_configure_datasource.tsx
@@ -5,28 +5,29 @@
  */
 import React from 'react';
 import { FormattedMessage } from '@kbn/i18n/react';
-import {
-  EuiPanel,
-  EuiFlexGroup,
-  EuiFlexItem,
-  EuiSpacer,
-  EuiEmptyPrompt,
-  EuiText,
-  EuiCallOut,
-} from '@elastic/eui';
+import { EuiPanel, EuiFlexGroup, EuiFlexItem, EuiSpacer, EuiCallOut } from '@elastic/eui';
 import { i18n } from '@kbn/i18n';
 import { PackageInfo, NewDatasource, DatasourceInput } from '../../../types';
 import { Loading } from '../../../components';
 import { DatasourceValidationResults, validationHasErrors } from './services';
-import { DatasourceInputPanel } from './components';
+import { DatasourceInputPanel, CustomConfigureDatasource } from './components';
+import { CreateDatasourceFrom } from './types';
 
 export const StepConfigureDatasource: React.FunctionComponent<{
+  from?: CreateDatasourceFrom;
   packageInfo: PackageInfo;
-  datasource: NewDatasource;
+  datasource: NewDatasource | (NewDatasource & { id: string });
   updateDatasource: (fields: Partial<NewDatasource>) => void;
   validationResults: DatasourceValidationResults;
   submitAttempted: boolean;
-}> = ({ packageInfo, datasource, updateDatasource, validationResults, submitAttempted }) => {
+}> = ({
+  from = 'config',
+  packageInfo,
+  datasource,
+  updateDatasource,
+  validationResults,
+  submitAttempted,
+}) => {
   const hasErrors = validationResults ? validationHasErrors(validationResults) : false;
 
   // Configure inputs (and their streams)
@@ -68,19 +69,10 @@ export const StepConfigureDatasource: React.FunctionComponent<{
       </EuiFlexGroup>
     ) : (
       <EuiPanel>
-        <EuiEmptyPrompt
-          iconType="checkInCircleFilled"
-          iconColor="secondary"
-          body={
-            <EuiText>
-              <p>
-                <FormattedMessage
-                  id="xpack.ingestManager.createDatasource.stepConfigure.noConfigOptionsMessage"
-                  defaultMessage="Nothing to configure"
-                />
-              </p>
-            </EuiText>
-          }
+        <CustomConfigureDatasource
+          packageName={packageInfo.name}
+          datasource={datasource}
+          from={from}
         />
       </EuiPanel>
     );
diff --git a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/edit_datasource_page/index.tsx b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/edit_datasource_page/index.tsx
index 7be955bc9f4f3..4bb42faedf7f6 100644
--- a/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/edit_datasource_page/index.tsx
+++ b/x-pack/plugins/ingest_manager/public/applications/ingest_manager/sections/agent_config/edit_datasource_page/index.tsx
@@ -69,7 +69,8 @@ export const EditDatasourcePage: React.FunctionComponent = () => {
   const [loadingError, setLoadingError] = useState<Error>();
   const [agentConfig, setAgentConfig] = useState<AgentConfig>();
   const [packageInfo, setPackageInfo] = useState<PackageInfo>();
-  const [datasource, setDatasource] = useState<NewDatasource>({
+  const [datasource, setDatasource] = useState<NewDatasource & { id: string }>({
+    id: '',
     name: '',
     description: '',
     config_id: '',
@@ -93,7 +94,6 @@ export const EditDatasourcePage: React.FunctionComponent = () => {
         }
         if (datasourceData?.item) {
           const {
-            id,
             revision,
             inputs,
             created_by,
@@ -299,6 +299,7 @@ export const EditDatasourcePage: React.FunctionComponent = () => {
                 ),
                 children: (
                   <StepConfigureDatasource
+                    from={'edit'}
                     packageInfo={packageInfo}
                     datasource={datasource}
                     updateDatasource={updateDatasource}
diff --git a/x-pack/plugins/ingest_manager/public/index.ts b/x-pack/plugins/ingest_manager/public/index.ts
index c11ad60dffee4..e26f310b6d9c6 100644
--- a/x-pack/plugins/ingest_manager/public/index.ts
+++ b/x-pack/plugins/ingest_manager/public/index.ts
@@ -11,3 +11,11 @@ export { IngestManagerStart } from './plugin';
 export const plugin = (initializerContext: PluginInitializerContext) => {
   return new IngestManagerPlugin(initializerContext);
 };
+
+export {
+  CustomConfigureDatasourceContent,
+  CustomConfigureDatasourceProps,
+  registerDatasource,
+} from './applications/ingest_manager/sections/agent_config/create_datasource_page/components/custom_configure_datasource';
+
+export { NewDatasource } from './applications/ingest_manager/types';
diff --git a/x-pack/plugins/ingest_manager/public/plugin.ts b/x-pack/plugins/ingest_manager/public/plugin.ts
index fd4e08f619495..3eb2fad339b7d 100644
--- a/x-pack/plugins/ingest_manager/public/plugin.ts
+++ b/x-pack/plugins/ingest_manager/public/plugin.ts
@@ -18,6 +18,7 @@ import { PLUGIN_ID } from '../common/constants';
 
 import { IngestManagerConfigType } from '../common/types';
 import { setupRouteService, appRoutesService } from '../common';
+import { registerDatasource } from './applications/ingest_manager/sections/agent_config/create_datasource_page/components/custom_configure_datasource';
 
 export { IngestManagerConfigType } from '../common/types';
 
@@ -26,6 +27,7 @@ export type IngestManagerSetup = void;
  * Describes public IngestManager plugin contract returned at the `start` stage.
  */
 export interface IngestManagerStart {
+  registerDatasource: typeof registerDatasource;
   success: boolean;
   error?: {
     message: string;
@@ -80,12 +82,16 @@ export class IngestManagerPlugin
       const permissionsResponse = await core.http.get(appRoutesService.getCheckPermissionsPath());
       if (permissionsResponse.success) {
         const { isInitialized: success } = await core.http.post(setupRouteService.getSetupPath());
-        return { success };
+        return { success, registerDatasource };
       } else {
         throw new Error(permissionsResponse.error);
       }
     } catch (error) {
-      return { success: false, error: { message: error.body?.message || 'Unknown error' } };
+      return {
+        success: false,
+        error: { message: error.body?.message || 'Unknown error' },
+        registerDatasource,
+      };
     }
   }
 
diff --git a/x-pack/plugins/siem/public/common/mock/endpoint/dependencies_start_mock.ts b/x-pack/plugins/siem/public/common/mock/endpoint/dependencies_start_mock.ts
index d3fc653f4c9ba..759ec45c7e54b 100644
--- a/x-pack/plugins/siem/public/common/mock/endpoint/dependencies_start_mock.ts
+++ b/x-pack/plugins/siem/public/common/mock/endpoint/dependencies_start_mock.ts
@@ -4,7 +4,7 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
-import { IngestManagerStart } from '../../../../../ingest_manager/public';
+import { IngestManagerStart, registerDatasource } from '../../../../../ingest_manager/public';
 import {
   dataPluginMock,
   Start as DataPublicStartMock,
@@ -56,6 +56,6 @@ export const depsStartMock: () => DepsStartMock = () => {
 
   return {
     data: dataMock,
-    ingestManager: { success: true },
+    ingestManager: { success: true, registerDatasource },
   };
 };
diff --git a/x-pack/plugins/siem/public/management/pages/policy/view/ingest_manager_integration/configure_datasource.tsx b/x-pack/plugins/siem/public/management/pages/policy/view/ingest_manager_integration/configure_datasource.tsx
new file mode 100644
index 0000000000000..bbdeb21254536
--- /dev/null
+++ b/x-pack/plugins/siem/public/management/pages/policy/view/ingest_manager_integration/configure_datasource.tsx
@@ -0,0 +1,72 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+import React, { memo } from 'react';
+import { FormattedMessage } from '@kbn/i18n/react';
+import { EuiEmptyPrompt, EuiText } from '@elastic/eui';
+import { useKibana } from '../../../../../../../../../src/plugins/kibana_react/public';
+import { LinkToApp } from '../../../../../common/components/endpoint/link_to_app';
+import {
+  CustomConfigureDatasourceContent,
+  CustomConfigureDatasourceProps,
+  NewDatasource,
+} from '../../../../../../../ingest_manager/public';
+import { getManagementUrl } from '../../../..';
+
+type DatasourceWithId = NewDatasource & { id: string };
+
+/**
+ * Exports Endpoint-specific datasource configuration instructions
+ * for use in the Ingest app create / edit datasource config
+ */
+export const ConfigureEndpointDatasource = memo<CustomConfigureDatasourceContent>(
+  ({
+    from,
+    datasource,
+  }: {
+    from: string;
+    datasource: CustomConfigureDatasourceProps['datasource'];
+  }) => {
+    const { services } = useKibana();
+    let policyUrl = '';
+    if (from === 'edit') {
+      policyUrl = getManagementUrl({
+        name: 'policyDetails',
+        policyId: (datasource as DatasourceWithId).id,
+      });
+    }
+
+    return (
+      <EuiEmptyPrompt
+        body={
+          <EuiText>
+            <p>
+              {from === 'edit' ? (
+                <LinkToApp
+                  appId="siem"
+                  appPath={policyUrl}
+                  href={`${services.application.getUrlForApp('siem')}${policyUrl}`}
+                >
+                  <FormattedMessage
+                    id="xpack.siem.endpoint.ingestManager.editDatasource.stepConfigure"
+                    defaultMessage="View and configure Security Policy"
+                  />
+                </LinkToApp>
+              ) : (
+                <FormattedMessage
+                  id="xpack.siem.endpoint.ingestManager.createDatasource.stepConfigure"
+                  defaultMessage="The recommended Security Policy has been associated with this data source. The Security Policy can be edited in the Security application once your data source has been saved."
+                />
+              )}
+            </p>
+          </EuiText>
+        }
+      />
+    );
+  }
+);
+
+ConfigureEndpointDatasource.displayName = 'ConfigureEndpointDatasource';
diff --git a/x-pack/plugins/siem/public/plugin.tsx b/x-pack/plugins/siem/public/plugin.tsx
index 4b8fc078fc016..b4e0de4ff316d 100644
--- a/x-pack/plugins/siem/public/plugin.tsx
+++ b/x-pack/plugins/siem/public/plugin.tsx
@@ -20,6 +20,7 @@ import { KibanaServices } from './common/lib/kibana/services';
 import { serviceNowActionType, jiraActionType } from './common/lib/connectors';
 import { PluginSetup, PluginStart, SetupPlugins, StartPlugins, StartServices } from './types';
 import { APP_ID, APP_NAME, APP_ICON, APP_PATH } from '../common/constants';
+import { ConfigureEndpointDatasource } from './management/pages/policy/view/ingest_manager_integration/configure_datasource';
 
 export class Plugin implements IPlugin<PluginSetup, PluginStart, SetupPlugins, StartPlugins> {
   private kibanaVersion: string;
@@ -131,6 +132,7 @@ export class Plugin implements IPlugin<PluginSetup, PluginStart, SetupPlugins, S
 
   public start(core: CoreStart, plugins: StartPlugins) {
     KibanaServices.init({ ...core, ...plugins, kibanaVersion: this.kibanaVersion });
+    plugins.ingestManager.registerDatasource('endpoint', ConfigureEndpointDatasource);
 
     return {};
   }