> I did use the authenticator app plenty of times so I'm certain I had it set up. Then it would be been impossible to login. Did you use a password that was l

> I did use the authenticator app plenty of times so I'm certain I had it set up. Then it would be been impossible to login. Did you use a password that was leaked? If yes - may be they logged in - and you would have got a 'notification' on your phone to allow them. And you perhaps said yes to that remote login.