public void OnAuthorization(AuthorizationFilterContext context) { // StringValues tokens = new StringValues(); if (context.HttpContext.Request.Headers.TryGetValue("session-token", out tokens)) { var token = tokens.FirstOrDefault(); if (tokenx.AuthenticationToken(token)) { RedirectToActionResult content = new RedirectToActionResult("NoAuth", "Exception", null); context.Result = content; } } }