Instead of 'guessing' and then taking the guess towards an incorrect over-generalization while bashing students along the way, you could have done two minutes o

Instead of 'guessing' and then taking the guess towards an incorrect over-generalization while bashing students along the way, you could have done two minutes of research: https://en.wikipedia.org/wiki/Time-based_one-time_password https://en.wikipedia.org/wiki/Time-based_one-time_password You must not use 2fa a lot if you didn't know that exists.