A million two-factor authentication codes sent via SMS passed through an obscure third-party company. Here's how it happened and why it's a problem.

Two-Factor authentication is your last line of online defense. Using a mobile authenticator app isn't hard to set up. Yeah, it takes extra seconds to get into an account but it's worth it. Not using ...

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, ...

Android 15 blocks malicious apps from reading sensitive notifications with two-factor authentication codes. Here's how. Android 15 has a new trick to protect your two-factor codes - Android Authority ...