HttpWebRequest request = (HttpWebRequest)WebRequest.Create(myUri); request.CookieContainer = new CookieContainer(); request.CookieContainer.SetCookies(myUri, webBrowser1.Document.Cookie);
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And vice versa (I'm not sure):
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(myUri); //request.CookieContainer = new CookieContainer(); request.GetResponse(); webBrowser1.Document.Cookie = request.CookieContainer.GetCookies(myUri);
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