public IActionResult Activation(string key)
        {
            string output = new Helpers.AESEncryption().DecryptText(key);

            string[]   tokens     = output.Split(":OSK:");
            EmailValid emailValid = _activationService.GetByFilter(i => i.Email == tokens[0] && i.ActivationKey == tokens[2] && DateTime.Parse(i.Time.ToString()) == DateTime.Parse(tokens[1]));

            if (emailValid != null)
            {
                if (DateTime.Now > DateTime.Parse(tokens[1]).AddDays(1))
                {
                    return(RedirectToAction("EmailValidExpired", "Alert"));
                }
                _activationService.Delete(emailValid);
                CryptoBox.Data.Models.Users user = _userService.GetByFilter(i => emailValid.Email == i.Email);
                user.EmailValid = true;
                _userService.UpdateUser(user);
                return(RedirectToAction("EmailValidSuccess", "Alert"));
            }
            return(RedirectToAction("EmailValidFailed", "Alert"));
        }