Working on some of the fundamentals of the Context side of things. The Win 32 API is very wonky here though. Going to take some time.

Contexts/Context.cs

@@ -0,0 +1,52 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace NSspi
+{
+    public class Context : IDisposable
+    {
+        private bool disposed;
+
+        public Context( Credential cred )
+        {
+            this.Credential = cred;
+
+            this.disposed = false;
+        }
+
+        ~Context()
+        {
+            Dispose( false );
+        }
+
+        protected Credential Credential { get; private set; }
+
+        public long ContextHandle { get; protected set; }
+
+        public void Dispose()
+        {
+            Dispose( true );
+            GC.SuppressFinalize( this );
+        }
+
+        protected virtual void Dispose( bool disposing )
+        {
+            if( this.disposed ) { return; }
+
+            if( disposing )
+            {
+                this.Credential.Dispose();
+            }
+
+            long contextHandleCopy = this.ContextHandle;
+            NativeMethods.DeleteSecurityContext( ref contextHandleCopy );
+
+            this.ContextHandle = 0;
+
+            this.disposed = true;
+        }
+    }
+}