public async Task <IActionResult> Logout() { var deleteCookieOptions = new CookieOptions { Expires = DateTimeOffset.UtcNow.AddDays(-100), HttpOnly = true, IsEssential = true }; if (Request.Cookies.ContainsKey("key")) { var key = Request.Cookies["key"]; memoryCache.Remove($"key={key}"); Response.Cookies.Append("key", "", deleteCookieOptions); await authRepo.DeleteAuthEntry(key); } if (Request.Cookies.ContainsKey("state")) { Response.Cookies.Append("state", "", deleteCookieOptions); } return(RedirectToAction("Index", "Home")); }