TLS 1.1 support terminated at github

[alainsch]

Hi Elton,

Github terminated yesterday the support for TLS 1.1 ( https://github.com/blog/2507-weak-cryptographic-standards-removed )

All dockerfiles that do a Invoke-Webrequest from Github will fail on windows 2016.

I added the following to my scripts to solve this:

RUN [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; ` Invoke-WebRequest ...

Alain

[AidarGatin]

Worked for me, Thank you Alain!