Multi-factor authentication (MFA) adds an extra layer of protection to your accounts. Instead of relying only on a password, ...

Every 30 seconds, these apps generate unique codes that you enter, along with your password, when you log in. Security keys—dedicated physical devices that serve as an authenticator—are less ...

If your authenticator app doesn’t have any backup or syncing features, you can make the change manually: Visit each site that you have a 2FA code for, log in using your old phone, deactivate 2FA ...

One of the most impressive authenticator apps on this list, the aptly named Authenticator App by 2Stable, offers a mix of great features. These include biometric authentication, a sync and backup ...