diff --git a/build/botframework-wechat-dotnet-daily.yml b/build/botframework-wechat-dotnet-daily.yml
new file mode 100644
index 0000000..3444d92
--- /dev/null
+++ b/build/botframework-wechat-dotnet-daily.yml
@@ -0,0 +1,36 @@
+ame: $(Build.BuildId)
+variables:
+  BuildConfiguration: Release
+  BuildPlatform: Any CPU
+  CoverallsToken: define this in Azure
+  Parameters.solution: libraries/csharp_dotnetcore/csharp_dotnetcore.sln
+pool:
+  name: Hosted Windows 2019 with VS2019
+  demands:
+  - msbuild
+  - visualstudio
+
+trigger:
+  branches:
+    include:
+     - master
+  paths:
+    include:
+      - '*'
+    exclude:
+        - doc/*
+        - libraries/typescript/*
+        - samples/*
+        - CODE_OF_CONDUCT.md
+        - CONTRIBUTING.md
+        - LICENSE
+        - README.md
+        - SECURITY.md
+
+pr: none
+
+jobs:
+- job: Build_and_Sign
+  steps:
+  - template: dotnet-build-steps.yml
+  - template: dotnet-sign-steps.yml
\ No newline at end of file
diff --git a/build/botframework-wechat-dotnet.yml b/build/botframework-wechat-dotnet.yml
index 16386ac..1ec41ee 100644
--- a/build/botframework-wechat-dotnet.yml
+++ b/build/botframework-wechat-dotnet.yml
@@ -3,9 +3,6 @@
 # Add steps that build, run tests, deploy, and more:
 # https://aka.ms/yaml
 
-trigger:
-- master
-
 name: $(Build.BuildId)
 variables:
   BuildConfiguration: Debug
@@ -18,6 +15,40 @@ pool:
   - msbuild
   - visualstudio
 
+trigger:
+  branches:
+    include:
+     - master
+  paths:
+    include:
+      - '*'
+    exclude:
+        - doc/*
+        - libraries/typescript/*
+        - samples/*
+        - CODE_OF_CONDUCT.md
+        - CONTRIBUTING.md
+        - LICENSE
+        - README.md
+        - SECURITY.md
+
+pr:
+  branches:
+    include:
+     - master
+  paths:
+    include:
+      - '*'
+    exclude:
+        - doc/*
+        - libraries/typescript/*
+        - samples/*
+        - CODE_OF_CONDUCT.md
+        - CONTRIBUTING.md
+        - LICENSE
+        - README.md
+        - SECURITY.md
+
 steps:
 - powershell: 'gci env:* | sort-object name | Format-Table -AutoSize -Wrap'
   displayName: 'Display env vars'
diff --git a/build/botframework-wechat-js.yml b/build/botframework-wechat-js.yml
index 71be8be..36d36fa 100644
--- a/build/botframework-wechat-js.yml
+++ b/build/botframework-wechat-js.yml
@@ -19,6 +19,11 @@ pr:
         - doc/*
         - libraries/csharp_dotnetcore/*
         - samples/*
+        - CODE_OF_CONDUCT.md
+        - CONTRIBUTING.md
+        - LICENSE
+        - README.md
+        - SECURITY.md
 
 jobs:
   - job: WeChat
diff --git a/build/dotnet-build-steps.yml b/build/dotnet-build-steps.yml
new file mode 100644
index 0000000..2298c6e
--- /dev/null
+++ b/build/dotnet-build-steps.yml
@@ -0,0 +1,48 @@
+steps:
+- powershell: 'gci env:* | sort-object name | Format-Table -AutoSize -Wrap'
+  displayName: 'Display env vars'
+
+- task: NuGetToolInstaller@0
+  displayName: 'Use NuGet 4.9.1'
+  inputs:
+    versionSpec: 4.9.1
+
+- task: NuGetCommand@2
+  displayName: 'NuGet restore'
+  inputs:
+    restoreSolution: '$(Parameters.solution)'
+
+- task: VSBuild@1
+  displayName: 'Build solution libraries/csharp_dotnetcore/csharp_dotnetcore.sln'
+  inputs:
+    solution: '$(Parameters.solution)'
+    vsVersion: "latest"
+    msbuildArgs: '-p:SignAssembly=false -p:delaySign=false'
+    platform: '$(BuildPlatform)'
+    configuration: '$(BuildConfiguration)'
+
+- task: DotNetCoreCLI@2
+  displayName: 'dotnet test (release)'
+  inputs:
+    command: test
+    projects: |
+     libraries/csharp_dotnetcore/Tests/**/*Tests.csproj
+     
+    arguments: '-v n  --configuration release --no-build --no-restore --filter TestCategory!=IgnoreInAutomatedBuild --collect:"Code Coverage"'
+  condition: eq(variables['BuildConfiguration'],'Release')
+
+- script: |
+   cd ..
+   dir *.* /s
+  displayName: 'Dir workspace'
+
+- task: PublishBuildArtifacts@1
+  displayName: 'Publish Artifact: build folder'
+  inputs:
+    PathtoPublish: build
+    ArtifactName: build
+
+- script: |
+   cd ..
+   dir *.* /s
+  displayName: 'Dir workspace'
\ No newline at end of file
diff --git a/build/dotnet-sign-steps.yml b/build/dotnet-sign-steps.yml
new file mode 100644
index 0000000..d22ae4c
--- /dev/null
+++ b/build/dotnet-sign-steps.yml
@@ -0,0 +1,217 @@
+steps:
+- task: CopyFiles@2
+  displayName: 'Copy packages to Signing'
+  inputs:
+    SourceFolder: '$(build.sourcesdirectory)'
+    Contents: |
+     outputpackages\*.nupkg
+     outputpackages\*.snupkg
+     !outputpackages\*.symbols.nupkg
+    TargetFolder: '$(build.artifactstagingdirectory)\Signing'
+    flattenFolders: true
+
+- task: PowerShell@2
+  displayName: 'Unpack .nuget packages'
+  inputs:
+    targetType: filePath
+    filePath: ./build/ExtractCompressNuGet.ps1
+    arguments: '$(Build.ArtifactStagingDirectory)\Signing  -Extract'
+
+- task: SFP.build-tasks.custom-build-task-1.EsrpCodeSigning@1
+  displayName: 'ESRP Signing - strong name (CP-233863-SN)'
+  inputs:
+    ConnectedServiceName: 'ESRP Code Signing Connection 2020'
+    FolderPath: '$(build.artifactstagingdirectory)\Signing'
+    signConfigType: inlineSignParams
+    inlineOperation: |
+     [
+         {
+             "keyCode": "CP-233863-SN",
+             "operationSetCode": "StrongNameSign",
+             "parameters": [],
+             "toolName": "sign",
+             "toolVersion": "1.0"
+         },
+         {
+             "keyCode": "CP-233863-SN",
+             "operationSetCode": "StrongNameVerify",
+             "parameters": [],
+             "toolName": "sign",
+             "toolVersion": "1.0"
+         }
+     ]
+     
+    SessionTimeout: 20
+
+- task: SFP.build-tasks.custom-build-task-1.EsrpCodeSigning@1
+  displayName: 'ESRP Signing - authenticode (CP-230012)'
+  inputs:
+    ConnectedServiceName: 'ESRP Code Signing Connection 2020'
+    FolderPath: '$(build.artifactstagingdirectory)\Signing'
+    signConfigType: inlineSignParams
+    inlineOperation: |
+     [
+         {
+             "keyCode": "CP-230012",
+             "operationSetCode": "SigntoolSign",
+             "parameters": [
+             {
+                 "parameterName": "OpusName",
+                 "parameterValue": "Microsoft"
+             },
+             {
+                 "parameterName": "OpusInfo",
+                 "parameterValue": "http://www.microsoft.com"
+             },
+             {
+                 "parameterName": "PageHash",
+                 "parameterValue": "/NPH"
+             },
+             {
+                 "parameterName": "TimeStamp",
+                 "parameterValue": "/t \"http://ts4096.gtm.microsoft.com/TSS/AuthenticodeTS\""
+             }
+             ],
+             "toolName": "sign",
+             "toolVersion": "1.0"
+         },
+         {
+             "keyCode": "CP-230012",
+             "operationSetCode": "SigntoolVerify",
+             "parameters": [ ],
+             "toolName": "sign",
+             "toolVersion": "1.0"
+         }
+     ]
+    SessionTimeout: 20
+
+- script: |
+   cd ..
+   dir *.* /s
+  displayName: 'Dir workspace'
+
+- task: PowerShell@2
+  displayName: 'Repack .nuget packages'
+  inputs:
+    targetType: filePath
+    filePath: ./build/ExtractCompressNuGet.ps1
+    arguments: '$(Build.ArtifactStagingDirectory)\Signing -Compress'
+
+- task: SFP.build-tasks.custom-build-task-1.EsrpCodeSigning@1
+  displayName: 'ESRP Signing - *.nupkg,*.snupkg (CP-401405)'
+  inputs:
+    ConnectedServiceName: 'ESRP Code Signing Connection 2020'
+    FolderPath: '$(build.artifactstagingdirectory)\Signing'
+    Pattern: '*.nupkg,*.snupkg'
+    signConfigType: inlineSignParams
+    inlineOperation: |
+     [
+         {
+             "keyCode": "CP-401405",
+             "operationSetCode": "NuGetSign",
+             "parameters": [],
+             "toolName": "sign",
+             "toolVersion": "1.0"
+         },
+         {
+             "keyCode": "CP-401405",
+             "operationSetCode": "NuGetVerify",
+             "parameters": [],
+             "toolName": "sign",
+             "toolVersion": "1.0"
+         }
+     ]
+    SessionTimeout: 20
+
+- task: CopyFiles@2
+  displayName: 'Copy *.nupkg,*.snupkg files to publish'
+  inputs:
+    SourceFolder: '$(Build.ArtifactStagingDirectory)\Signing'
+    Contents: |
+     *.nupkg
+     *.snupkg
+     !*.symbols.nupkg
+    TargetFolder: '$(Build.ArtifactStagingDirectory)\publish'
+
+- task: PublishBuildArtifacts@1
+  displayName: 'Push *.nupkg,*.snupkg files to Artifacts Packages'
+  inputs:
+    PathtoPublish: '$(Build.ArtifactStagingDirectory)\publish'
+    ArtifactName: Packages
+
+- powershell: |
+   [string[]]$outvar = (Get-ChildItem *.nupkg -Path $(Build.ArtifactStagingDirectory)\publish ).BaseName;
+   
+   [int] $packageCount = $outvar.Length;
+   $PackagesDescription = "$packageCount packages";
+   Write-Host $PackagesDescription
+   "##vso[task.setvariable variable=PackagesDescription;]$PackagesDescription";
+   
+   ## Log the package names
+   for ($i = 0; $i -lt $packageCount; $i++ ) {
+       Write-Host $outvar[$i];
+   }
+   
+   if ($packageCount -gt 30) {
+       ## Too many packages for tags. Show this message instead
+       $message = "See the 'Get package names' log output for their names";
+       Write-Host "##vso[task.setvariable variable=pkg0;]$message";
+       $packageCount = 1;
+   } else {
+       ## Set package name variables for tags
+       for ($i = 0; $i -lt $packageCount; $i++ ) {
+           $p = $outvar[$i];
+           "##vso[task.setvariable variable=pkg$i;]$p";
+       }
+   }
+   
+   for ($i = $packageCount; $i -le 30; $i++ ) {
+       ## Set remaining variables to an empty string
+       "##vso[task.setvariable variable=pkg$i;]";
+   }
+  displayName: 'Get package names'
+  continueOnError: true
+
+- task: colinsalmcorner.colinsalmcorner-buildtasks.tag-build-task.tagBuildOrRelease@0
+  displayName: 'Tag Build with package names'
+  inputs:
+    tags: |
+     $(PACKAGESDESCRIPTION)
+     $(PKG0)
+     $(PKG1)
+     $(PKG2)
+     $(PKG3)
+     $(PKG4)
+     $(PKG5)
+     $(PKG6)
+     $(PKG7)
+     $(PKG8)
+     $(PKG9)
+     $(PKG10)
+     $(PKG11)
+     $(PKG12)
+     $(PKG13)
+     $(PKG14)
+     $(PKG15)
+     $(PKG16)
+     $(PKG17)
+     $(PKG18)
+     $(PKG19)
+     $(PKG20)
+     $(PKG21)
+     $(PKG22)
+     $(PKG23)
+     $(PKG24)
+     $(PKG25)
+     $(PKG26)
+     $(PKG27)
+     $(PKG28)
+     $(PKG29)
+  continueOnError: true
+
+- script: |
+   cd ..
+   dir *.* /s
+  displayName: 'Dir workspace'
+  continueOnError: true
+  condition: succeededOrFailed()
\ No newline at end of file