Set the SecurityProtocol (Ssl3 or TLS) on the .net HttpWebRequest per request

Question

My application (.net 3.5 sp1) uses the HttpWebRequest to communicate with different endpoints, sometimes its over HTTPS where each hosting server may have a different securi

Answer 1

You can achieve this by this code to close all underlying connections and force a new handshake.

HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
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request.ServicePoint.CloseConnectionGroup(request.ConnectionGroupName);