Cats.MvcApplication.Application_AuthenticateRequest C# (CSharp) Method

        protected void Application_AuthenticateRequest(object sender, EventArgs e)
        {
            HttpCookie authCookie = Request.Cookies[FormsAuthentication.FormsCookieName];
            if (authCookie != null && authCookie.Value != "")
            {
                FormsAuthenticationTicket ticket = FormsAuthentication.Decrypt(authCookie.Value);
                var identity = new UserIdentity(UserAccountHelper.GetUser(ticket.Name));
                var principal = new UserPrincipal(identity);
                HttpContext.Current.User = principal;
            }
        }