1) FTX *requires* 2FA in order to deposit. Why?
Well, it turns out that LOTs of people's usernames and passwords are basically public. If 10 years ago you signed up for some random website and it got hacked, your UN/PWD are probably for sale right now.
haveibeenpwned.com
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4) There are things sites can do about this--looking at IPs, repeated failed attempts, etc.--but none are perfect.
So what can you do?
