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 ...

A technology company that routes millions of SMS text messages across the world has secured an exposed database that was spilling one-time security codes that may have granted users' access to their ...

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 ...

I have long encouraged the use of two-factor authentication (2FA) or two-step verification (2SV) with online accounts whenever possible (for more about the difference, see “Two-Factor Authentication, ...

You'll soon see a big change in how your Gmail account is secured and your two-factor authenticated logins are handled. Google has said it's planning to stop sending 2FA codes via text message to ...

Two-factor authentication (2FA) has emerged as a critical tool to prevent cybercrime. This functionality provides an additional layer of security beyond traditional password-based authentication. By ...