Actually, we don't support password-based login. Never have. Just the OAuth methods above. Why?
It's easy and quick. No "reset password" flow. No password to forget.
It lets us avoid storing passwords that hackers could access and use to try to log into our users' email or bank accounts.
It makes it harder for one person to share a paid Interview Cake account with multiple people.
“Interview Cake is amazing. The way the problems are presented and the hints are given is often better than what you'll get in an actual interview setting. After using it myself, I could not recommend it any more highly.