First, turn on two-factor authentication for the account. You'll get a QR code or setup key. Next, open the Google ...

Released on Monday for iOS and Android, the latest version of Google Authenticator lets you back up and sync your one-time 2FA codes to your Google account via the cloud.

A better way to manage these quick codes is to use an authenticator app, like Google Authenticator or Twilio Authy.

Google Authenticator now syncs one-time codes with your account, so you're not stuck if you lose your device.

You can now sync sign-in codes across devices—but they aren’t end-to-end encrypted.

The one-time codes that Google’s Authenticator app generates to secure your accounts no longer have to live in one place. Instead, they can sync to your Google account. This update announced ...

Google is officially moving away from using SMS messages in its Gmail account two-factor authenticator. Gmail spokesperson Ross Richendrfer told Forbes, “we want to move away from sending SMS ...

Choosing 2FA authenticator apps can be hard. Ars did it so you don’t have to Losing your 2FA codes can be bad. Having backups stolen can be worse. What to do?

Prefer to use Google Authenticator to log in to Firefox Accounts, or get push notifications on Firefox's mobile app?