Guess the same code for every account. Imagine the extreme case, where they pinged one million accounts and then tried the same code (123456) for each one. St

Guess the same code for every account. Imagine the extreme case, where they pinged one million accounts and then tried the same code (123456) for each one. Statistically, 1 of those 1,000,000 six-digit TOTP codes will probably be 123456