Step-by-step guide to setting up two-factor authentication on Google, Apple, Microsoft, and social platforms for stronger account security.

Administrators can enforce the use of a hardware key as the sole 2FA method and mandate even more robust restrictions by requiring the use of a PIN. Implementing user authentication with only a ...

If you have Twitter's SMS-based two-factor authentication (2FA) method turned on, but you haven't paid for Twitter Blue, you've probably been getting nagging messages from Twitter about it going away.

A Google account sits at the heart of the internet experience for billions of users worldwide. Protecting it is paramount if services such as Gmail, Google Docs and Google Photos are to remain secure.

Two-factor authentication is a cornerstone of modern online security. Given how it works, you would think that it's foolproof and that it places an unbreakable lock on your accounts. It does, to some ...

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 ...

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 ...

Posts from this topic will be added to your daily email digest and your homepage feed. Twitter will turn off two-factor authentication for your account if you don’t switch away from SMS 2FA by March ...

It's just not safe.