Twitter announced yesterday that as of March 20, it will only allow its users to secure their accounts with SMS-based two-factor authentication if they pay for a ...

You've no doubt heard about two-factor authentication at some point in the relatively recent past, but if you're like many consumers, there's a good chance you haven't actually used it yet. If that's ...

Two-factor authentication has become something of an online security buzzword over the last few years. Most of us have logged into one service or another only to be presented with a message urging us ...

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 ...

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 ...

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 ...

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 ...

It has long been known that passwords are one of the weakest methods for authenticating users. One of the first examples of a password being compromised can be traced back to 413 BCE, when the Greek ...