Authentication has been a part of digital life since MIT set up a password on their shared-access computer in 1961. Today, authentication covers virtually every interaction you can have on the ...

If you’ve taken even just a single moment to consider your online security, you have likely heard of the term Two-Factor Authentication (2FA) or perhaps Multi-Factor Authentication (MFA). While these ...

Two-factor authentication is the best protection against any of those, plus so much more. I'll explain what it is and why you should enable it whenever possible. Sometimes called 2-factor ...

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 ...

Two-factor authentication (2FA) is a great way to boost the security of your accounts. But even with that added layer of security, malicious actors are finding ways to break in. So-called adversary-in ...

You’ve probably noticed a requirement to enter a temporary passcode sent through email or text message after giving your password to log into one of your online ...

In “LastPass Publishes More Details about Its Data Breaches” (3 March 2023), I talked about how I decided to move my two-factor authentication (2FA) codes from Authy to 1Password and how the process ...

Emily Long is a freelance writer based in Salt Lake City. After graduating from Duke University, she spent several years reporting on the federal workforce for Government Executive, a publication of ...