If you can't access the email account that you used when signing up for Facebook or you haven’t set up a backup email or phone number, then unfortunately, you won't be able to log in to your Facebook account. There is no way to verify that it's you trying to regain access to...
Protection against unauthorized access: Even if someone manages to obtain your password, they won’t be able to access your account without the second factor of authentication. Mitigation of phishing attacks: Attackers will find it more difficult to access your profile via phishing since many of th...