Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.ServiceModel/System/ServiceModel/Channels/ISecurityCapabilities.cs

@@ -0,0 +1,16 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+namespace System.ServiceModel.Channels
+{
+    using System.Net.Security;
+
+    public interface ISecurityCapabilities
+    {
+        ProtectionLevel SupportedRequestProtectionLevel { get; }
+        ProtectionLevel SupportedResponseProtectionLevel { get; }
+        bool SupportsClientAuthentication { get; }
+        bool SupportsClientWindowsIdentity { get; }
+        bool SupportsServerAuthentication { get; }
+    }
+}