Online threats are constantly evolving, so it’s often difficult, even counterproductive, to compare how useful a security control is in today’s threat environment to the threat environment of a few ...

When two-factor authentication was first introduced, it revolutionized device security and helped make identity theft much more difficult – at the slight cost of minor inconvenience added to logins.

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 ...

Multi-factor authentication requires users to present two or more pieces of evidence to prove their identity, such as a password and a one-time code sent to an ...