Added new property for HttpRequest: SslProtocols. Updated README.md f…

…or it.
csharp-leaf · Feb 5, 2019 · 09c657c · 09c657c
1 parent 6b96b8b
commit 09c657c
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Showing 2 changed files with 14 additions and 5 deletions.
diff --git a/Leaf.xNet/~Http/HttpRequest.cs b/Leaf.xNet/~Http/HttpRequest.cs
@@ -243,6 +243,13 @@ public event EventHandler<DownloadProgressChangedEventArgs> DownloadProgressChan
         /// <value>Значение по умолчанию — <see langword="null"/>.</value>
         public ProxyClient Proxy { get; set; }
 
+
+        /// <summary>
+        /// Возвращает или задает возможные протоколы SSL.
+        /// По умолчанию используется: <value>SslProtocols.Tls | SslProtocols.Tls12 | SslProtocols.Tls11</value>.
+        /// </summary>
+        public SslProtocols SslProtocols { get; set; } = SslProtocols.Tls | SslProtocols.Tls12 | SslProtocols.Tls11;
+
         /// <summary>
         /// Возвращает или задает метод делегата, вызываемый при проверки сертификата SSL, используемый для проверки подлинности.
         /// </summary>
@@ -1967,11 +1974,7 @@ private void CreateConnection(Uri address)
                         ? new SslStream(ClientNetworkStream, false, Http.AcceptAllCertificationsCallback)
                         : new SslStream(ClientNetworkStream, false, SslCertificateValidatorCallback);
 
-                    // SSL 2 и 3 удалены, поскольку устарели
-                    const SslProtocols supportedProtocols = SslProtocols.Tls | SslProtocols.Tls12 | SslProtocols.Tls11;
-
-                    sslStream.AuthenticateAsClient(address.Host, new X509CertificateCollection(), supportedProtocols,
-                        false);
+                    sslStream.AuthenticateAsClient(address.Host, new X509CertificateCollection(), SslProtocols, false);
                     ClientStream = sslStream;
                 }
                 catch (Exception ex)

diff --git a/README.md b/README.md
@@ -60,6 +60,12 @@ HttpRequest.Cookies.EscapeValuesOnReceive = false;
 HttpRequest.Cookies.UnescapeValuesOnSend = false;
 ```
 
+### Select SSL Protocols (downgrade when required)
+```csharp
+// By Default (SSL 2 & 3 not used)
+httpRequest.SslProtocols = SslProtocols.Tls | SslProtocols.Tls12 | SslProtocols.Tls11;
+```
+
 ### Modern User-Agent Randomization
 UserAgents were updated in January 2019.
 ```csharp