NTLM problem: The request failed with HTTP status 401: Unauthorized
I've written before in this blog about the problem of those who work with NTLM and not with Kerberos. When you are try to get data from web-service that location in a remote server and you get the following message: The request failed with HTTP status 401: Unauthorized You are in the same problem like me. At the time I offered a solution that wrap the connection by Thread WSrv. MyService wsrv = new MyService (); System.Threading. Thread t = new System.Threading. Thread ( delegate () { resp = wsrv.CallMyWebService(prms); }); t.Start(); t.Join(); This time I will offer another solution - impersonation you need to wrap your the connection code to the web-service using impersonation using ( WindowsImpersonationContext impersonation = WindowsIdentity .Impersonate( IntPtr .Zero)) { WSrv. MyService wsrv = new MyService (); resp = wsrv.CallMyWebService(prms); } The advantage of the first approach - the us...