Web Client Exception: The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel

Question

I have a simple app that uses the C# Web Client class to download a websites HTML. This is a stripped down sample of the code I\'m using:

WebClient wc = new Web         


        

Answer 1

According to this Answer, add this line before using WebClient instance:

ServicePointManager.ServerCertificateValidationCallback = new        
RemoteCertificateValidationCallback(delegate { return true; });