How to Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH for Your NuGet Feeds on Azure DevOps
We run into a strange error last week when we no longer could install NuGet packages from our Azure DevOps feed. Visual Studio only gave us a basic error message about SSL connections, but to get some details we needed to run dotnet restore:
error : The SSL connection could not be established, see inner exception. error : Authentication failed because the remote party sent a TLS alert: 'HandshakeFailure'.