class1.cs

Professional C# 2nd Edition

using System;
using System.Security.Principal;
using System.Security.Permissions;
using System.Threading;

namespace SecurityApp7
{
   class Class1
   {
      static void Main(string[] args)
      {
         AppDomain.CurrentDomain.SetPrincipalPolicy(PrincipalPolicy.WindowsPrincipal);

         WindowsPrincipal principal = (WindowsPrincipal)Thread.CurrentPrincipal;
         WindowsIdentity identity = (WindowsIdentity)principal.Identity;
         Console.WriteLine("IdentityType:" + identity.ToString());
         Console.WriteLine("Name:" + identity.Name);
         Console.WriteLine("'Users'?:" + principal.IsInRole("BUILTIN\\Users"));
         Console.WriteLine("'Administrators'?:" + principal.IsInRole(WindowsBuiltInRole.Administrator));
         Console.WriteLine("Authenticated:" + identity.IsAuthenticated);
         Console.WriteLine("AuthType:" + identity.AuthenticationType);
         Console.WriteLine("Anonymous?:" + identity.IsAnonymous);
         Console.WriteLine("Token:" + identity.Token);
      }
   }
}