diff --git a/Directory.Build.props b/Directory.Build.props
index 9921cb358e..80d6cc1543 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -14,10 +14,6 @@
     <RepositoryRoot>$(MSBuildThisFileDirectory)</RepositoryRoot>
     <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)build\Key.snk</AssemblyOriginatorKeyFile>
     <SignAssembly>true</SignAssembly>
-    <PackageSigningCertName>MicrosoftNuGet</PackageSigningCertName>
-    <AssemblySigningCertName>Microsoft</AssemblySigningCertName>
-    <AssemblySigning3rdPartyCertName>Microsoft3rdPartyAppComponentDual</AssemblySigning3rdPartyCertName>
-    <PublicSign Condition="'$(OS)' != 'Windows_NT'">true</PublicSign>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
 
     <!-- Binary compatiblity is not a goal for command-line tools. -->
diff --git a/build/VSIX.targets b/build/VSIX.targets
index 058c4dd0fd..af61b649a4 100644
--- a/build/VSIX.targets
+++ b/build/VSIX.targets
@@ -41,7 +41,7 @@
       </ArtifactInfo>
 
       <FilesToSign Include="$(VSIXOutputPath)" Certificate="Vsix" IsContainer="true" />
-      <FilesToSign Include="$(RepositoryRoot)tooling/Microsoft.VisualStudio.SecretManager/bin/$(Configuration)/Microsoft.VisualStudio.SecretManager.dll" Certificate="Microsoft" />
+      <FilesToSign Include="$(RepositoryRoot)tooling/Microsoft.VisualStudio.SecretManager/bin/$(Configuration)/Microsoft.VisualStudio.SecretManager.dll" Certificate="Microsoft400" />
       <FilesToExcludeFromSigning Include="$(VSIXManifestOutputPath)" />
       <FilesToExcludeFromSigning Include="$(VSIXSymbolsOutputPath)" />
     </ItemGroup>
diff --git a/src/Microsoft.HttpRepl/Microsoft.HttpRepl.csproj b/src/Microsoft.HttpRepl/Microsoft.HttpRepl.csproj
index a860e26db1..e3aaee34a0 100644
--- a/src/Microsoft.HttpRepl/Microsoft.HttpRepl.csproj
+++ b/src/Microsoft.HttpRepl/Microsoft.HttpRepl.csproj
@@ -24,7 +24,7 @@
     <SignedPackageFile Include="$(PublishDir)Microsoft.Repl.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Repl.dll" Certificate="$(AssemblySigningCertName)" />
     <SignedPackageFile Include="$(PublishDir)Newtonsoft.Json.dll" PackagePath="tools/$(TargetFramework)/any/Newtonsoft.Json.dll" Certificate="$(AssemblySigning3rdPartyCertName)" />
     <SignedPackageFile Include="$(PublishDir)Newtonsoft.Json.Bson.dll" PackagePath="tools/$(TargetFramework)/any/Newtonsoft.Json.Bson.dll" Certificate="$(AssemblySigning3rdPartyCertName)" />
-    <SignedPackageFile Include="$(PublishDir)System.Net.Http.Formatting.dll" PackagePath="tools/$(TargetFramework)/any/System.Net.Http.Formatting.dll" Certificate="$(AssemblySigningCertName)" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)System.Net.Http.Formatting.dll" PackagePath="tools/$(TargetFramework)/any/System.Net.Http.Formatting.dll" />
   </ItemGroup>
 
 </Project>
diff --git a/src/dotnet-sql-cache/dotnet-sql-cache.csproj b/src/dotnet-sql-cache/dotnet-sql-cache.csproj
index b568743f33..f877ba3b78 100644
--- a/src/dotnet-sql-cache/dotnet-sql-cache.csproj
+++ b/src/dotnet-sql-cache/dotnet-sql-cache.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>netcoreapp3.0</TargetFramework>
@@ -21,16 +21,16 @@
 
   <ItemGroup>
     <!-- These files should be signed by corefx -->
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/runtimes/win-arm64/native/sni.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/runtimes/win-x64/native/sni.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/runtimes/win-x86/native/sni.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/System.Data.SqlClient.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/System.Security.Permissions.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/runtimes/unix/lib/netcoreapp2.1/System.Data.SqlClient.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/runtimes/win/lib/netcoreapp2.1/System.Data.SqlClient.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/System.Runtime.CompilerServices.Unsafe.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/System.Text.Encoding.CodePages.dll" />
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/runtimes/win/lib/netcoreapp2.0/System.Text.Encoding.CodePages.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)runtimes/win-arm64/native/sni.dll" PackagePath="tools/$(TargetFramework)/any/runtimes/win-arm64/native/sni.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)runtimes/win-x64/native/sni.dll" PackagePath="tools/$(TargetFramework)/any/runtimes/win-x64/native/sni.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)runtimes/win-x86/native/sni.dll" PackagePath="tools/$(TargetFramework)/any/runtimes/win-x86/native/sni.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)System.Data.SqlClient.dll" PackagePath="tools/$(TargetFramework)/any/System.Data.SqlClient.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)System.Security.Permissions.dll" PackagePath="tools/$(TargetFramework)/any/System.Security.Permissions.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)runtimes/unix/lib/netcoreapp2.1/System.Data.SqlClient.dll" PackagePath="tools/$(TargetFramework)/any/runtimes/unix/lib/netcoreapp2.1/System.Data.SqlClient.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)runtimes/win/lib/netcoreapp2.1/System.Data.SqlClient.dll" PackagePath="tools/$(TargetFramework)/any/runtimes/win/lib/netcoreapp2.1/System.Data.SqlClient.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)System.Runtime.CompilerServices.Unsafe.dll" PackagePath="tools/$(TargetFramework)/any/System.Runtime.CompilerServices.Unsafe.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)System.Text.Encoding.CodePages.dll" PackagePath="tools/$(TargetFramework)/any/System.Text.Encoding.CodePages.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)runtimes/win/lib/netcoreapp2.0/System.Text.Encoding.CodePages.dll" PackagePath="tools/$(TargetFramework)/any/runtimes/win/lib/netcoreapp2.0/System.Text.Encoding.CodePages.dll" />
   </ItemGroup>
 
 </Project>
diff --git a/src/dotnet-user-secrets/dotnet-user-secrets.csproj b/src/dotnet-user-secrets/dotnet-user-secrets.csproj
index 1de22baeb5..2dfaeaed6d 100644
--- a/src/dotnet-user-secrets/dotnet-user-secrets.csproj
+++ b/src/dotnet-user-secrets/dotnet-user-secrets.csproj
@@ -23,22 +23,20 @@
   </ItemGroup>
 
   <ItemGroup>
-    <!-- sign other aspnet assemblies -->
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.Configuration.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.dll" Certificate="$(AssemblySigningCertName)" />
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.Configuration.Abstractions.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.Abstractions.dll" Certificate="$(AssemblySigningCertName)" />
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.Configuration.FileExtensions.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.FileExtensions.dll" Certificate="$(AssemblySigningCertName)" />
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.Configuration.Json.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.Json.dll" Certificate="$(AssemblySigningCertName)" />
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.Configuration.UserSecrets.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.UserSecrets.dll" Certificate="$(AssemblySigningCertName)" />
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.FileProviders.Abstractions.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.FileProviders.Abstractions.dll" Certificate="$(AssemblySigningCertName)" />
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.FileProviders.Physical.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.FileProviders.Physical.dll" Certificate="$(AssemblySigningCertName)" />
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.FileSystemGlobbing.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.FileSystemGlobbing.dll" Certificate="$(AssemblySigningCertName)" />
-    <SignedPackageFile Include="$(PublishDir)Microsoft.Extensions.Primitives.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Primitives.dll" Certificate="$(AssemblySigningCertName)" />
-
     <!-- 3rd party binary -->
     <SignedPackageFile Include="$(PublishDir)Newtonsoft.Json.dll" PackagePath="tools/$(TargetFramework)/any/Newtonsoft.Json.dll" Certificate="$(AssemblySigningCertName)" />
 
-    <!-- Exclude files that should already be signed by corefx -->
-    <ExcludePackageFileFromSigning Include="tools/$(TargetFramework)/any/System.Runtime.CompilerServices.Unsafe.dll" Certificate="$(AssemblySigningCertName)" />
+    <!-- Exclude files that should already be signed -->
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.Configuration.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.Configuration.Abstractions.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.Abstractions.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.Configuration.FileExtensions.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.FileExtensions.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.Configuration.Json.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.Json.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.Configuration.UserSecrets.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Configuration.UserSecrets.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.FileProviders.Abstractions.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.FileProviders.Abstractions.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.FileProviders.Physical.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.FileProviders.Physical.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.FileSystemGlobbing.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.FileSystemGlobbing.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)Microsoft.Extensions.Primitives.dll" PackagePath="tools/$(TargetFramework)/any/Microsoft.Extensions.Primitives.dll" />
+    <ExcludePackageFileFromSigning Include="$(PublishDir)System.Runtime.CompilerServices.Unsafe.dll" PackagePath="tools/$(TargetFramework)/any/System.Runtime.CompilerServices.Unsafe.dll" />
   </ItemGroup>
 
 </Project>