Fixes .net4.6~.net4.71 framework support issue for ssl protocol setting

minio · Jul 2, 2023 · 3db8d8b · 3db8d8b
1 parent 827e2d3
commit 3db8d8b
Showing 1 changed file with 8 additions and 5 deletions.
diff --git a/Minio/Credentials/CertificateIdentityProvider.cs b/Minio/Credentials/CertificateIdentityProvider.cs
@@ -19,6 +19,7 @@
 using System.Security.Authentication;
 using System.Security.Cryptography.X509Certificates;
 using System.Text;
+using System.Net;
 using System.Web;
 using System.Xml;
 using System.Xml.Serialization;
@@ -154,11 +155,13 @@ public CertificateIdentityProvider Build()
         builder.Query = query.ToString();
         PostEndpoint = builder.ToString();
 
-        var handler = new HttpClientHandler
-        {
-            ClientCertificateOptions = ClientCertificateOption.Manual,
-            SslProtocols = SslProtocols.Tls12
-        };
+        var handler = new HttpClientHandler();
+        handler.ClientCertificateOptions = ClientCertificateOption.Manual;
+#if (NET472_OR_GREATER || NET6_0_OR_GREATER)
+    handler.SslProtocols = SslProtocols.Tls12;
+#else
+    ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12 | SecurityProtocolType.Tls11;
+#endif
         handler.ClientCertificates.Add(ClientCertificate);
         HttpClient ??= new HttpClient(handler)
         {