public void LogUserDelete(User user)
 {
     Statistics.Add(AuthenticationStatisticItem.CreateUserDeleteEvent(user));
 }
 public void LogAppExit(User user)
 {
     Statistics.Add(AuthenticationStatisticItem.CreateAppExitEvent(user));
 }
 public void LogUserLogin(User user)
 {
     Statistics.Add(AuthenticationStatisticItem.CreateUserLoggedEvent(user));
 }