Is it possible to validate client certificates coming in an HTTP header forwarded from a proxy? The same as in https://docs.microsoft.com/en-us/azure/app-service/app-service-web-configure-tls-mutual-auth#access-client-certificate or https://www.ietf.org/archive/id/draft-bdc-something-something-certificate-01.html
Now we check it with (context.Request.Certificate==null || !context.Request.Certificate.VerifyNoRevocation())), the question is whether we can set the context.Request.Certificate from the header