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 ...

Trust in a digital product is like a door lock. The user can’t see the metal inside. But they can feel whether ...

First, turn on two-factor authentication for the account. You'll get a QR code or setup key. Next, open the Google Authenticator app and tap the plus sign. Record the 2FA code/key. Whenever you're ...

Google is making some changes to the setup process for its 2FA system. Now, the company is offering new possibilities beyond the phone number. This will make things both simpler and safer. Now you can ...

A seemingly small update with iOS 17 that turns out to be very useful is the ability to have your iPhone clean up 2FA text messages on its own. Here’s how to auto delete iPhone verification codes with ...

With around 1.8 billion active users worldwide, Gmail remains the most popular email service by far. Google was also one of the first to pioneer and popularize two-factor authentication (2FA). You ...