Исходный код Веб страницы с авторизацией (Safe NET) e-token

HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create("https://agent.qiwi.com/site/#sysmon");
 
            // Use the X509Store class to get a handle to the local certificate stores. "My" is the "Personal" store.
            X509Store store = new X509Store(StoreName.My, StoreLocation.LocalMachine);
 
            // Open the store to be able to read from it.
            store.Open(OpenFlags.ReadOnly);
 
            // Use the X509Certificate2Collection class to get a list of certificates that match our criteria (in this case, we should only pull back one).
            X509Certificate2Collection collection = store.Certificates.Find(X509FindType.FindBySerialNumber, "01689dca11cb", true);
 
            // Associate the certificates with the request
            request.ClientCertificates = collection;
 
            // Make the web request
            HttpWebResponse response = (HttpWebResponse)request.GetResponse();
 
            // Output the stream to a file.
            Stream stream = response.GetResponseStream();
            using (var fileStream = File.Create("copy.html"))
            {
                stream.CopyTo(fileStream);
            }