The good thing about passwords is that it just depend on your mind. You can travel through any country with hostile customs with empty pockets.
No one can get your "authentication device" and there is not even a proof that you have an account on any website. Or that you don't have multiple of them.
The good thing about passwords is that it just depend on your mind. You can travel through any country with hostile customs with empty pockets. No one can get your "authentication device" and there is not even a proof that you have an account on any website. Or that you don't have multiple of them.