[AttributeUsage(AttributeTargets.Method | AttributeTargets.Class, Inherited = true, AllowMultiple = true)]
    public class SomeAuthorization : AuthorizeAttribute
    {
        public SomeAuthorization()
        {
        }
 
        protected override bool AuthorizeCore(HttpContextBase httpContext)
        {
            var result = Service.SomeCheckMethod(HttpContext.Current.User);