facebook two factor authentication – facebook 2 factor authentication – Recently, Facebook has enhanced its security by allowing its users to enable two step verification. If you enable Facebook two step verification then you will receive one time password on your registered mobile number every time you try to login to FB from another device. Facebook profiles are vulnerable to security attacks because many spammers try to collect personal information of the users to use it for spamming purposes. Therefore, to make sure no one can get access to your personal data, Facebook has integrated two step verification and login alerts features to its security. To secure your Facebook account, you should enable login notifications on your Facebook account. Facebook will send you an SMS or Email to inform you that your account is accessed by some other device. Enable Facebook 2 factor authentication – You will be required to provide your login password and high security password, sent to your mobile or an authentication app for Facebook say Google Authenticator to generate high security passwords for your logins.