You know two-factor authentication tokens, the ephemeral, six-digit numbers you use as a second layer of security when logging into, say, your email? Those constantly updating, randomly generated ...

Using both is actually your best bet, but when to use one over the other can be confusing. If you don’t know much about 2FA ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. “Where did I leave the spare key to my email account?” is a ...

Earlier this week, Google updated its Authenticator app to enable the backup and syncing of 2FA codes across devices using a Google Account. Now an examination by Mysk security researchers has found ...

Fraudulent Facebook messages allege copyright infringement and threaten to take down pages, unless users enter logins, passwords and 2FA codes. Scammers have hatched a new way to attempt to bypass two ...

SMS two-factor authentication is no longer available on Twitter, unless you pay for Twitter Blue. Fortunately, if your an iPhone user, there's a better option anyway. With more than a decade of ...

Two-factor authentication adds an extra layer of defense against hackers—even if your password is stolen or guessed, another checkpoint will block account access. I regularly recommend enabling 2FA as ...

X is retiring the Twitter domain for 2FA authentication. Christopher Stanley, a security engineer at X, xAI, and SpaceX, said ...

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If you have Twitter's SMS-based two-factor authentication (2FA) method turned on, but you haven't paid for Twitter Blue, you've probably been getting nagging messages from Twitter about it going away.