The authenticator app only comes into play if someone tries to log into your Facebook account using an unrecognized device.

But I can suggest a way to reduce your chances of being hacked, or to improve your chances of account recovery if you are hacked: Add an "authenticator app" to the device on which you log in to ...

Multi-factor authentication is an absolute must if you really want to add another layer of security to your online accounts.

The Microsoft Authenticator beta app for Windows 10 Mobile has been updated. The two-factor authentication app now allows users to add other online accounts, such as Facebook, Google ...

Add a Work or School account to Microsoft Authenticator App First, go to the Additional security verification screen on another PC or device and check the box marked next to the Authenticator app.

Attackers hold accounts for ransom or run cryptocurrency scams. Authenticator apps work across devices and locations where SMS is unreliable. Instagram, Facebook, X, and TikTok support app-based 2FA.

Microsoft Authenticator provides multi-factor authentication options, as well as a password manager. Here's what you should know about the app.

LastPass Authenticator is a good enough 2FA app, but it works best as an add-on for LastPass password manager users, rather than as a top-tier general-purpose authenticator on its own.