protected void Application_PostAuthenticateRequest(Object sender,
 EventArgs e)
     {
         if (Request.IsAuthenticated)
         {
             var identity =
                 new IdentityPersonalizado(
                     HttpContext.Current.User.Identity);
             var principal = new PrincipalPersonalizado(identity);
             HttpContext.Current.User = principal;
         }
     }
 public PrincipalPersonalizado(IdentityPersonalizado identity)
 {
     Identity = identity;
 }