diff --git a/NuGet.config b/NuGet.config
index 1bd49f5bf..8228bb8b6 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -9,8 +9,10 @@
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-runtime -->
+    <add key="darc-int-dotnet-runtime-362ab66" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-362ab666/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-runtime -->
     <!--  Begin: Package sources from dotnet-winforms -->
+    <add key="darc-int-dotnet-winforms-5f22caf" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-winforms-5f22caf2/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-winforms -->
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
     <add key="dotnet-eng" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-eng/nuget/v3/index.json" />
@@ -23,8 +25,10 @@
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-runtime -->
+    <add key="darc-int-dotnet-runtime-362ab66" value="true" />
     <!--  End: Package sources from dotnet-runtime -->
     <!--  Begin: Package sources from dotnet-winforms -->
+    <add key="darc-int-dotnet-winforms-5f22caf" value="true" />
     <!--  End: Package sources from dotnet-winforms -->
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
   </disabledPackageSources>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 72ca3de6f..9072ebcde 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,41 +1,41 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.Internal.Runtime.WindowsDesktop.Transport" Version="8.0.20-servicing.25419.14" CoherentParentDependency="Microsoft.Private.Winforms">
+    <Dependency Name="Microsoft.Internal.Runtime.WindowsDesktop.Transport" Version="8.0.21-servicing.25475.13" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
-      <Sha>574100b692e71fa3426931adf4c1ba42e4ee5213</Sha>
+      <Sha>362ab6669d55a75d51166f01b596c967c734ef4c</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Private.Winforms" Version="8.0.20-servicing.25419.4" CoherentParentDependency="Microsoft.DotNet.Wpf.GitHub">
+    <Dependency Name="Microsoft.Private.Winforms" Version="8.0.21-servicing.25475.3" CoherentParentDependency="Microsoft.DotNet.Wpf.GitHub">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-winforms</Uri>
-      <Sha>8dbcd442e337f1b9b07e689b0252b37051e5b99f</Sha>
+      <Sha>5f22caf2baf9cfbdf67939e7f9205bd47a41dbed</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Wpf.GitHub" Version="8.0.20-servicing.25420.2">
+    <Dependency Name="Microsoft.DotNet.Wpf.GitHub" Version="8.0.21-servicing.25475.4">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-wpf</Uri>
-      <Sha>7b95ca673ef08b7325429a3b675184b815482564</Sha>
+      <Sha>3ff72f664fd6e585b4b61fe5d79f33255aca5d6c</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NET.Sdk.WindowsDesktop" Version="8.0.20-servicing.25420.2">
+    <Dependency Name="Microsoft.NET.Sdk.WindowsDesktop" Version="8.0.21-servicing.25475.4">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-wpf</Uri>
-      <Sha>7b95ca673ef08b7325429a3b675184b815482564</Sha>
+      <Sha>3ff72f664fd6e585b4b61fe5d79f33255aca5d6c</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NETCore.App.Ref" Version="8.0.20" CoherentParentDependency="Microsoft.Private.Winforms">
+    <Dependency Name="Microsoft.NETCore.App.Ref" Version="8.0.21" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
-      <Sha>574100b692e71fa3426931adf4c1ba42e4ee5213</Sha>
+      <Sha>362ab6669d55a75d51166f01b596c967c734ef4c</Sha>
     </Dependency>
-    <Dependency Name="VS.Redist.Common.NetCore.SharedFramework.x64.8.0" Version="8.0.20-servicing.25419.14" CoherentParentDependency="Microsoft.Private.Winforms">
+    <Dependency Name="VS.Redist.Common.NetCore.SharedFramework.x64.8.0" Version="8.0.21-servicing.25475.13" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
-      <Sha>574100b692e71fa3426931adf4c1ba42e4ee5213</Sha>
+      <Sha>362ab6669d55a75d51166f01b596c967c734ef4c</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NETCore.App.Runtime.win-x64" Version="8.0.20" CoherentParentDependency="Microsoft.Private.Winforms">
+    <Dependency Name="Microsoft.NETCore.App.Runtime.win-x64" Version="8.0.21" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
-      <Sha>574100b692e71fa3426931adf4c1ba42e4ee5213</Sha>
+      <Sha>362ab6669d55a75d51166f01b596c967c734ef4c</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Dotnet.WinForms.ProjectTemplates" Version="8.0.20-servicing.25419.4" CoherentParentDependency="Microsoft.DotNet.Wpf.GitHub">
+    <Dependency Name="Microsoft.Dotnet.WinForms.ProjectTemplates" Version="8.0.21-servicing.25475.3" CoherentParentDependency="Microsoft.DotNet.Wpf.GitHub">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-winforms</Uri>
-      <Sha>8dbcd442e337f1b9b07e689b0252b37051e5b99f</Sha>
+      <Sha>5f22caf2baf9cfbdf67939e7f9205bd47a41dbed</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Wpf.ProjectTemplates" Version="8.0.20-servicing.25420.2">
+    <Dependency Name="Microsoft.DotNet.Wpf.ProjectTemplates" Version="8.0.21-servicing.25475.4">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-wpf</Uri>
-      <Sha>7b95ca673ef08b7325429a3b675184b815482564</Sha>
+      <Sha>3ff72f664fd6e585b4b61fe5d79f33255aca5d6c</Sha>
     </Dependency>
     <Dependency Name="Microsoft.Win32.Registry.AccessControl" Version="8.0.0" CoherentParentDependency="Microsoft.Private.Winforms">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
@@ -145,9 +145,9 @@
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
       <Sha>5535e31a712343a63f5d7d796cd874e563e5ac14</Sha>
     </Dependency>
-    <Dependency Name="System.Drawing.Common" Version="8.0.20" CoherentParentDependency="Microsoft.DotNet.Wpf.GitHub">
+    <Dependency Name="System.Drawing.Common" Version="8.0.21" CoherentParentDependency="Microsoft.DotNet.Wpf.GitHub">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-winforms</Uri>
-      <Sha>8dbcd442e337f1b9b07e689b0252b37051e5b99f</Sha>
+      <Sha>5f22caf2baf9cfbdf67939e7f9205bd47a41dbed</Sha>
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 745c1eacc..ed93c9c21 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -25,9 +25,9 @@
     <!-- nuget -->
     <NugetPackagingVersion>6.2.4</NugetPackagingVersion>
     <!-- runtime -->
-    <MicrosoftInternalRuntimeWindowsDesktopTransportVersion>8.0.20-servicing.25419.14</MicrosoftInternalRuntimeWindowsDesktopTransportVersion>
-    <MicrosoftNETCoreAppRefVersion>8.0.20</MicrosoftNETCoreAppRefVersion>
-    <MicrosoftNETCoreAppRuntimewinx64Version>8.0.20</MicrosoftNETCoreAppRuntimewinx64Version>
+    <MicrosoftInternalRuntimeWindowsDesktopTransportVersion>8.0.21-servicing.25475.13</MicrosoftInternalRuntimeWindowsDesktopTransportVersion>
+    <MicrosoftNETCoreAppRefVersion>8.0.21</MicrosoftNETCoreAppRefVersion>
+    <MicrosoftNETCoreAppRuntimewinx64Version>8.0.21</MicrosoftNETCoreAppRuntimewinx64Version>
     <MicrosoftWin32RegistryAccessControlVersion>8.0.0</MicrosoftWin32RegistryAccessControlVersion>
     <MicrosoftWin32RegistryVersion>5.0.0</MicrosoftWin32RegistryVersion>
     <MicrosoftWin32SystemEventsVersion>8.0.0</MicrosoftWin32SystemEventsVersion>
@@ -61,15 +61,15 @@
     <SystemSpeechVersion>8.0.0</SystemSpeechVersion>
     <SystemTextEncodingCodePagesVersion>8.0.0</SystemTextEncodingCodePagesVersion>
     <SystemThreadingAccessControlVersion>8.0.0</SystemThreadingAccessControlVersion>
-    <VSRedistCommonNetCoreSharedFrameworkx6480PackageVersion>8.0.20-servicing.25419.14</VSRedistCommonNetCoreSharedFrameworkx6480PackageVersion>
+    <VSRedistCommonNetCoreSharedFrameworkx6480PackageVersion>8.0.21-servicing.25475.13</VSRedistCommonNetCoreSharedFrameworkx6480PackageVersion>
     <!-- wcf -->
     <SystemServiceModelVersion>4.10.3</SystemServiceModelVersion>
     <!-- winforms -->
-    <MicrosoftDotnetWinFormsProjectTemplatesVersion>8.0.20-servicing.25419.4</MicrosoftDotnetWinFormsProjectTemplatesVersion>
-    <MicrosoftPrivateWinformsVersion>8.0.20-servicing.25419.4</MicrosoftPrivateWinformsVersion>
-    <SystemDrawingCommonVersion>8.0.20</SystemDrawingCommonVersion>
+    <MicrosoftDotnetWinFormsProjectTemplatesVersion>8.0.21-servicing.25475.3</MicrosoftDotnetWinFormsProjectTemplatesVersion>
+    <MicrosoftPrivateWinformsVersion>8.0.21-servicing.25475.3</MicrosoftPrivateWinformsVersion>
+    <SystemDrawingCommonVersion>8.0.21</SystemDrawingCommonVersion>
     <!-- wpf -->
-    <MicrosoftDotNetWpfGitHubVersion>8.0.20-servicing.25420.2</MicrosoftDotNetWpfGitHubVersion>
-    <MicrosoftDotNetWpfProjectTemplatesVersion>8.0.20-servicing.25420.2</MicrosoftDotNetWpfProjectTemplatesVersion>
+    <MicrosoftDotNetWpfGitHubVersion>8.0.21-servicing.25475.4</MicrosoftDotNetWpfGitHubVersion>
+    <MicrosoftDotNetWpfProjectTemplatesVersion>8.0.21-servicing.25475.4</MicrosoftDotNetWpfProjectTemplatesVersion>
   </PropertyGroup>
 </Project>
diff --git a/eng/pipelines/jobs/prepare-signed-artifacts.yml b/eng/pipelines/jobs/prepare-signed-artifacts.yml
index 3e4f3299f..5337f1c94 100644
--- a/eng/pipelines/jobs/prepare-signed-artifacts.yml
+++ b/eng/pipelines/jobs/prepare-signed-artifacts.yml
@@ -26,6 +26,7 @@ jobs:
       signType: $(SignType)
       zipSources: false
       feedSource: https://dnceng.pkgs.visualstudio.com/_packaging/MicroBuildToolset/nuget/v3/index.json
+      ConnectedPMEServiceName: 248d384a-b39b-46e3-8ad5-c2c210d5e7ca
     condition: and(succeeded(), in(variables['SignType'], 'real', 'test'))
   - task: DownloadBuildArtifacts@0
     displayName: Download IntermediateUnsignedArtifacts