diff --git a/Directory.Build.props b/Directory.Build.props
index dc507052..3571bb79 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -13,14 +13,13 @@
     <RepositoryType>git</RepositoryType>
     <RepositoryRoot>$(MSBuildThisFileDirectory)</RepositoryRoot>
     <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)build\Key.snk</AssemblyOriginatorKeyFile>
+    <SignAssembly>true</SignAssembly>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <AssemblySigningCertName>Microsoft</AssemblySigningCertName>
     <LangVersion>7.3</LangVersion>
 
-    <!-- Our customizations -->
-    <SignAssembly>false</SignAssembly>
+    <!-- Disable API baseline checks. -->
     <EnableApiCheck>false</EnableApiCheck>
-    <PublicSign>false</PublicSign>
   </PropertyGroup>
 
   <Import Project="build\arcade.props" />
diff --git a/korebuild.json b/korebuild.json
index 5fe2ac13..c187e3b2 100644
--- a/korebuild.json
+++ b/korebuild.json
@@ -5,7 +5,7 @@
     "visualstudio": {
       "required": false,
       "includePrerelease": true,
-      "minVersion": "[15.0.26730.03, 15.9)",
+      "minVersion": "[15.0.26730.03, 16.0)",
       "requiredWorkloads": [
         "Microsoft.VisualStudio.Component.VSSDK"
       ]
diff --git a/src/Microsoft.AspNetCore.Blazor.Browser/Properties/AssemblyInfo.cs b/src/Microsoft.AspNetCore.Blazor.Browser/Properties/AssemblyInfo.cs
index fe974f50..f2835c09 100644
--- a/src/Microsoft.AspNetCore.Blazor.Browser/Properties/AssemblyInfo.cs
+++ b/src/Microsoft.AspNetCore.Blazor.Browser/Properties/AssemblyInfo.cs
@@ -1,3 +1,3 @@
 using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Browser.Test")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Browser.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/src/Microsoft.AspNetCore.Blazor.Build/Properties/AssemblyInfo.cs b/src/Microsoft.AspNetCore.Blazor.Build/Properties/AssemblyInfo.cs
index 5a796f0e..65917c9a 100644
--- a/src/Microsoft.AspNetCore.Blazor.Build/Properties/AssemblyInfo.cs
+++ b/src/Microsoft.AspNetCore.Blazor.Build/Properties/AssemblyInfo.cs
@@ -1,3 +1,3 @@
 using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Build.Test")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Build.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/src/Microsoft.AspNetCore.Blazor.Cli/Microsoft.AspNetCore.Blazor.Cli.csproj b/src/Microsoft.AspNetCore.Blazor.Cli/Microsoft.AspNetCore.Blazor.Cli.csproj
index ac761b22..d1655c13 100644
--- a/src/Microsoft.AspNetCore.Blazor.Cli/Microsoft.AspNetCore.Blazor.Cli.csproj
+++ b/src/Microsoft.AspNetCore.Blazor.Cli/Microsoft.AspNetCore.Blazor.Cli.csproj
@@ -6,6 +6,8 @@
     <AssemblyName>dotnet-blazor</AssemblyName>
     <PackageId>Microsoft.AspNetCore.Blazor.Cli</PackageId>
     <StartupObject>Microsoft.AspNetCore.Blazor.Cli.Program</StartupObject>
+    <!-- Disabled because E2ETest.csproj needs to WebDriver which is not strong named signed, and InternalsVisibleTo must specify a strong-name token -->
+    <SignAssembly>false</SignAssembly>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Microsoft.AspNetCore.Blazor.Razor.Extensions/Properties/AssemblyInfo.cs b/src/Microsoft.AspNetCore.Blazor.Razor.Extensions/Properties/AssemblyInfo.cs
index 83c97ef0..59ac6703 100644
--- a/src/Microsoft.AspNetCore.Blazor.Razor.Extensions/Properties/AssemblyInfo.cs
+++ b/src/Microsoft.AspNetCore.Blazor.Razor.Extensions/Properties/AssemblyInfo.cs
@@ -9,5 +9,5 @@ using Microsoft.AspNetCore.Razor.Language;
 [assembly: ProvideRazorExtensionInitializer("Blazor-0.1", typeof(BlazorExtensionInitializer))]
 [assembly: ProvideRazorExtensionInitializer("BlazorDeclaration-0.1", typeof(BlazorExtensionInitializer))]
 
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Build.Test")]
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Razor.Extensions.Test")]
\ No newline at end of file
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Build.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Razor.Extensions.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
\ No newline at end of file
diff --git a/src/Microsoft.AspNetCore.Blazor.Server/Properties/AssemblyInfo.cs b/src/Microsoft.AspNetCore.Blazor.Server/Properties/AssemblyInfo.cs
index cf3e2872..90bb6036 100644
--- a/src/Microsoft.AspNetCore.Blazor.Server/Properties/AssemblyInfo.cs
+++ b/src/Microsoft.AspNetCore.Blazor.Server/Properties/AssemblyInfo.cs
@@ -1,4 +1,4 @@
 using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Cli")]
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Server.Test")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Cli, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Server.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/src/Microsoft.AspNetCore.Blazor/Properties/AssemblyInfo.cs b/src/Microsoft.AspNetCore.Blazor/Properties/AssemblyInfo.cs
index 536ccefa..bc72d0e0 100644
--- a/src/Microsoft.AspNetCore.Blazor/Properties/AssemblyInfo.cs
+++ b/src/Microsoft.AspNetCore.Blazor/Properties/AssemblyInfo.cs
@@ -1,7 +1,7 @@
 using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Test")]
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Browser.Test")]
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Build.Test")]
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Performance")]
-[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Server.Test")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Browser.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Build.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Performance, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
+[assembly: InternalsVisibleTo("Microsoft.AspNetCore.Blazor.Server.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/src/Microsoft.JSInterop/Properties/AssemblyInfo.cs b/src/Microsoft.JSInterop/Properties/AssemblyInfo.cs
index cb0485c7..d65c89dc 100644
--- a/src/Microsoft.JSInterop/Properties/AssemblyInfo.cs
+++ b/src/Microsoft.JSInterop/Properties/AssemblyInfo.cs
@@ -1,3 +1,3 @@
 using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("Microsoft.JSInterop.Test")]
+[assembly: InternalsVisibleTo("Microsoft.JSInterop.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/test/Microsoft.AspNetCore.Blazor.E2ETest/Microsoft.AspNetCore.Blazor.E2ETest.csproj b/test/Microsoft.AspNetCore.Blazor.E2ETest/Microsoft.AspNetCore.Blazor.E2ETest.csproj
index 240d84f8..cb7ce836 100644
--- a/test/Microsoft.AspNetCore.Blazor.E2ETest/Microsoft.AspNetCore.Blazor.E2ETest.csproj
+++ b/test/Microsoft.AspNetCore.Blazor.E2ETest/Microsoft.AspNetCore.Blazor.E2ETest.csproj
@@ -4,6 +4,8 @@
     <!-- Requires 2.1 because of the dependency on applications -->
     <TargetFramework>netcoreapp2.1</TargetFramework>
     <IsPackable>false</IsPackable>
+    <!-- WebDriver is not strong-named signed -->
+    <SignAssembly>false</SignAssembly>
   </PropertyGroup>
 
   <ItemGroup>