How to Secure Your Facebook Account Using 2FA — Without Making Your Phone Number Public
When it comes to digital security, one of the best ways to protect yourself is to use two-factor authentication. Most apps these days support it, including Facebook, a site where the more privacy you can muster, the better. However, of the two 2FA options available for Facebook, only one should be used as the other will share your phone number with the world, a huge privacy concern.
6 Mar 2019 ... If you already set up 2FA on Facebook using your phone number, ... An authentication app acts as a second password for Facebook to use to ...