Force-allow TLS 1.2 on .NET 4.5

KSP-CKAN · Feb 23, 2018 · fc00de2 · fc00de2
1 parent de628b7
commit fc00de2
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diff --git a/Cmdline/Main.cs b/Cmdline/Main.cs
@@ -4,6 +4,7 @@
 // License: CC-BY 4.0, LGPL, or MIT (your choice)
 
 using System;
+using System.Net;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -50,6 +51,10 @@ public static int Main(string[] args)
             Logging.Initialize();
             log.Info("CKAN started.");
 
+            // Force-allow TLS 1.2 for HTTPS URLs, because GitHub requires it.
+            // This is on by default in .NET 4.6, but not in 4.5.
+            ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12;
+
             // If we're starting with no options then invoke the GUI instead.
             if (args.Length == 0)
             {

diff --git a/Netkan/Program.cs b/Netkan/Program.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Net;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -31,6 +32,10 @@ public static int Main(string[] args)
             {
                 ProcessArgs(args);
 
+                // Force-allow TLS 1.2 for HTTPS URLs, because GitHub requires it.
+                // This is on by default in .NET 4.6, but not in 4.5.
+                ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12;
+
                 // If we see the --version flag, then display our build info
                 // and exit.
                 if (Options.Version)