1 files changed, 19 insertions, 0 deletions
diff --git a/src/DotNetOAuth/ChannelElements/ITamperResistantOAuthMessage.cs b/src/DotNetOAuth/ChannelElements/ITamperResistantOAuthMessage.cs
new file mode 100644
index 0000000..c00ff8b
--- /dev/null
+++ b/src/DotNetOAuth/ChannelElements/ITamperResistantOAuthMessage.cs
@@ -0,0 +1,19 @@
+//-----------------------------------------------------------------------
+// <copyright file="ITamperResistantOAuthMessage.cs" company="Andrew Arnott">
+//     Copyright (c) Andrew Arnott. All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+namespace DotNetOAuth.ChannelElements {
+	using DotNetOAuth.Messaging.Bindings;
+
+	/// <summary>
+	/// An interface that OAuth messages implement to support signing.
+	/// </summary>
+	internal interface ITamperResistantOAuthMessage : ITamperResistantProtocolMessage {
+		/// <summary>
+		/// Gets or sets the method used to sign the message.
+		/// </summary>
+		string SignatureMethod { get; set; }
+	}
+}