diff --git a/Directory.Packages.props b/Directory.Packages.props
index f01eb48133..fa0039bb88 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -9,6 +9,7 @@
   <!-- Add packages, then highlight all lines and go to Edit > Advanced > Sort Lines -->
   <ItemGroup>
     <!-- Packages for the main MSAL code -->
+    <PackageVersion Include="Microsoft.Azure.Security.KeyGuardAttestation" Version="1.1.5" />
     <PackageVersion Include="Microsoft.CodeAnalysis.RulesetToEditorconfigConverter" Version="3.3.3" PrivateAssets="All" />
     <PackageVersion Include="Microsoft.CSharp" Version="4.5.0" />
     <PackageVersion Include="Microsoft.Identity.Client.NativeInterop" Version="$(MSALRuntimeNativeInteropVersion)" IncludeAssets="all" />
diff --git a/build/template-build-and-prep-automation.yaml b/build/template-build-and-prep-automation.yaml
index dffe3b4c47..a1f22fcffe 100644
--- a/build/template-build-and-prep-automation.yaml
+++ b/build/template-build-and-prep-automation.yaml
@@ -53,6 +53,13 @@ steps:
     Contents: '**/bin/**/**'
     TargetFolder: '$(Build.SourcesDirectory)/WAM'
 
+- task: CopyFiles@2
+  displayName: 'Copy Managed Identity DevApp Dlls'
+  inputs:
+    SourceFolder: 'tests\devapps\Managed Identity apps\ManagedIdentityAppVM'
+    Contents: '**\bin\**\*'
+    TargetFolder: '$(Build.SourcesDirectory)/ManagedIdentityAppVM'
+
 - task: PublishPipelineArtifact@1
   displayName: 'Publish Artifact: drop'
   inputs:
@@ -112,6 +119,16 @@ steps:
             $errors += "Failed to find Linux runtime files in : " + $SearchInFolder + $app + "`n";
         }
 
+        # Managed Identity app runtime DLL check
+        $managedIdentityFolder = Join-Path $(Build.SourcesDirectory) 'ManagedIdentityAppVM'
+        $managedIdentityDll = Join-Path $managedIdentityFolder 'bin\Release\net8.0\runtimes\win-x64\native\AttestationClientLib.dll'
+        
+        Write-Host "Checking: $managedIdentityDll"
+        if (-not (Test-Path -Path $managedIdentityDll -PathType Leaf))
+        {
+            $errors += "Failed to find AttestationClientLib.dll at: $managedIdentityDll`n"
+        }
+
         #exit if there are errors
         IF (![string]::IsNullOrWhitespace($errors))
         {
@@ -123,6 +140,3 @@ steps:
         {
             Write-Host "File check complete. All msalruntime dlls are present."
         }
-
-
-
diff --git a/src/client/Microsoft.Identity.Client.KeyAttestation/Microsoft.Identity.Client.KeyAttestation.csproj b/src/client/Microsoft.Identity.Client.KeyAttestation/Microsoft.Identity.Client.KeyAttestation.csproj
index b721050b63..e786f67ae9 100644
--- a/src/client/Microsoft.Identity.Client.KeyAttestation/Microsoft.Identity.Client.KeyAttestation.csproj
+++ b/src/client/Microsoft.Identity.Client.KeyAttestation/Microsoft.Identity.Client.KeyAttestation.csproj
@@ -37,6 +37,10 @@
     <ProjectReference Include="..\Microsoft.Identity.Client\Microsoft.Identity.Client.csproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Azure.Security.KeyGuardAttestation" />
+  </ItemGroup>
+
   <ItemGroup Condition="'$(TargetFramework)' == '$(TargetFrameworkNetStandard)'">
     <PackageReference Include="System.Security.Cryptography.Cng" />
   </ItemGroup>
@@ -46,4 +50,4 @@
     <AdditionalFiles Include="PublicAPI/$(TargetFramework)/PublicAPI.Unshipped.txt" />
   </ItemGroup>
 
-</Project>
\ No newline at end of file
+</Project>
diff --git a/tests/devapps/Managed Identity apps/ManagedIdentityAppVM/ManagedIdentityAppVM.csproj b/tests/devapps/Managed Identity apps/ManagedIdentityAppVM/ManagedIdentityAppVM.csproj
index 6cfb7f98d1..0086c2adcb 100644
--- a/tests/devapps/Managed Identity apps/ManagedIdentityAppVM/ManagedIdentityAppVM.csproj	
+++ b/tests/devapps/Managed Identity apps/ManagedIdentityAppVM/ManagedIdentityAppVM.csproj	
@@ -5,6 +5,9 @@
     <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+
+    <!-- Optional toggle (override with /p:VerifyAttestationClientLib=false) -->
+    <VerifyAttestationClientLib Condition="'$(VerifyAttestationClientLib)' == ''">true</VerifyAttestationClientLib>
   </PropertyGroup>
 
   <ItemGroup>
@@ -12,4 +15,18 @@
     <ProjectReference Include="..\..\..\..\src\client\Microsoft.Identity.Client\Microsoft.Identity.Client.csproj" />
   </ItemGroup>
 
+  <!-- Fail the build if the native runtime DLL isn't in the output -->
+  <Target Name="VerifyAttestationClientLib"
+          AfterTargets="CopyFilesToOutputDirectory"
+          Condition="'$(VerifyAttestationClientLib)' == 'true' and '$(Configuration)' == 'Release'">
+    <PropertyGroup>
+      <!-- Use forward slashes so it's safe cross-platform -->
+      <_AttestationClientLib>$(TargetDir)runtimes/win-x64/native/AttestationClientLib.dll</_AttestationClientLib>
+    </PropertyGroup>
+
+    <Message Importance="High" Text="Checking: $(_AttestationClientLib)" />
+    <Error Condition="!Exists('$(_AttestationClientLib)')"
+           Text="Failed to find AttestationClientLib.dll at '$(_AttestationClientLib)'. TargetDir='$(TargetDir)'." />
+  </Target>
+
 </Project>