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 ...

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 is a security process that requires users to provide two distinct authentication factors to access an account. By introducing a second layer ...

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 ...

Protecting an account with just a username and password is not very smart. Both can be stolen, guessed, or cracked too easily. This is why two-factor authentication (2FA) is recommended for all ...

Only users who pay a monthly fee for Twitter's subscription service will get to use text message authentication in order to keep their accounts secure, the social media company says. Two-factor ...