That would imply that it is harmless which it is not, as when an attacker would recite your magic phrase, you’d be much more inclined to trust him. And the atta

That would imply that it is harmless which it is not, as when an attacker would recite your magic phrase, you’d be much more inclined to trust him. And the attacker doesn’t have to be or know an employee, only an ex-employee.