One-time SMS codes are widely used as the second checkpoint in two-factor authentication (2FA) to sign into everything from banking apps to email accounts. As I've written before, though, SMS is one ...

A new report found that around a million two-factor authentication codes sent by text message appear to have been intercepted. A tech industry whistleblower revealed that the 2FA security codes passed ...

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 ...

Two-factor authentication (2FA) is a fantastic security measure, but not all 2FA is created equal. SMS-based 2FA is by far the least secure authentication option, and yet, far too many companies use ...