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.

Following two weeks of extreme chaos at Twitter, users are joining and fleeing the site in droves. More quietly, many are likely scrutinizing their accounts, checking their security settings, and ...

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, ...

Your email two-factor authentication isn't much better, unfortunately.

It might be a good idea to review and change your two-factor authentication options for Twitter. Elon Musk’s Twitter has another issue for its users to worry about. Twitter has reportedly been having ...

Increased online fraud and new industry regulations are driving companies to search for stronger authentication methods. The problem is there’s little agreement on the best authentication method or ...

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 ...

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 ...

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 ...

You’ve heard the advice for years: Turn on two-factor authentication everywhere it’s offered. It’s long been clear that using only a username and password to ...