Two-factor authentication (2FA) has emerged as a critical tool to prevent cybercrime. This functionality provides an additional layer of security beyond traditional password-based authentication. By ...

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 ...

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 ...

Two-factor authentication adds a barrier between whoever's logging in and the account by requiring authentication in two ways, such as a computer and phone. This ...

A talented hacker might be able to easily crack the password for your bank account – especially if it falls under the easy-to-guess formula of your first name and last initial. However, if you have ...

Our two-factor authentication system is expanding because text messages and e-mailed codes are becoming less secure. Also, we’re committed to making sure your log-in process is more of a hassle than ...

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 ...

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 ...

I have long encouraged the use of two-factor authentication (2FA) or two-step verification (2SV) with online accounts whenever possible (for more about the difference, see “Two-Factor Authentication, ...