Two-factor authentication is a cornerstone of modern digital security, protecting banking, email and many other kinds of accounts worldwide. Now scientists at Sandia National Laboratories in ...

What is two-factor authentication, and why do experts say it's the key to better online security? Two-factor authentication—often referred to as two-step authentication and 2FA—is a method for keeping ...

One of the best security precautions you can take to protect your online accounts is to enable two-factor authentication on any service that supports it. This requires you to enter a short, one-time ...

Q: What are the pros and cons of using a third-party authentication app? A: Every user of the Internet should be familiar with the security concept known as ‘2-factor authentication’ (2FA) which ...