There are three main Facebook attacks:
1) account impersonation (no access)
2) account compromise (access)
3) unknown friend
My account was impersonated yesterday, so I re-published this article that I first put online in March of 2020.
In this article, I explain what to do to keep yourself safe in all three situations.
"What to do when your Facebook account is actually HACKED instead of IMPERSONATED"