I had a two letter name which got hacked. I called in a favor from a friend of a friend at instagram/FB and got it back.. then it happened again and I didn't wa

I had a two letter name which got hacked. I called in a favor from a friend of a friend at instagram/FB and got it back.. then it happened again and I didn't want to ask the favor again. IIRC they did not yet have 2FA even though I asked for it ( I was assuming it would happen again and it did. )