Google Authenticator has been around for over a decade, is free, and will work with virtually every service that supports ...

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

Getting a new phone can be exciting, but if you use the Microsoft Authenticator app to log in, you'll want to transfer it to your new device properly.

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

If not, simply open the Authenticator app on your device, tap on your account, and select the "set up a passkey" option, then follow the on-screen instructions.

Two-factor verification is still available for free on Twitter through authenticator apps that are lauded by security experts.

Reset the Authenticator app The previous methods should get your Authenticator app issues sorted. However, say you lost your phone without syncing your codes to your Google account, and you can't ...