Learn how Two-Factor Authentication (2FA) strengthens online security by requiring two forms of verification. Discover ...

Two-factor authentication and verification, or 2FA, can help keep your accounts safe from hackers. Here's what it is and how to use it.

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.

The person who sent that text message might not be who you think. Marco Di Lauro/Getty Images Two-factor authentication is a godsend for securing your accounts.

Stop Twitter from sending text message 2FA codes If you already have two-factor authentication set up on your account and use an authenticator app, it's a good idea to disable text message codes.

With SMS an unsecure method of authentication, Google is eyeing a more robust solution with QR codes.

Twitter’s communications department, which reportedly no longer exists, did not return WIRED's request for comment about problems with SMS two-factor authentication codes.

Google is phasing out SMS-based six-digit authentication codes for Gmail, opting instead for QR codes as a more secure method of two-factor authentication (2FA), according to the Forbes report ...

Check Point warned of an SMS 2FA attack just last month, “an Android backdoor that extracts two-factor authentication codes from SMS messages, records the phone’s voice surroundings and more.” ...