A million two-factor authentication codes sent via SMS passed through an obscure third-party company. Here's how it happened ...

If you do not have a code for your account, you will not be allowed access, which is why two-factor authentication is an essential additional step for security. You have limited time to use the ...

The company told nonpaying users that they would soon have to stop using a popular security feature: two-factor authentication through text messages. Let me explain why this isn’t as bad as you ...

One-time SMS codes are widely used as the second checkpoint in two-factor authentication (2FA) to sign into everything from ...

You really should be using two-factor authentication for all your important accounts. An extra layer of added security, with a six-digit passcode that’s regenerated every 30 seconds, is ...

If you've ever forgotten your Facebook password, you know how difficult it can be to regain access to your account. That ...

An investigation into the complexity of the global telecom system shows weaknesses in the transmission of secret codes sent ...

The Federal Trade Commission likens two-factor authentication to “using two locks on your door ... too, which is why the government is recommending against one of the most common setups ...

Two-factor authentication helps secure your ... swap to intercept 2FA codes sent over SMS, and that’s why we recommend against using SMS-based 2FA, if possible. Any 2FA is better than no 2FA ...

This is why two-factor authentication (2FA ... Activate more than one 2FA method. For example, use an authentication app and also a hardware token. This way you have a backup in case neither ...

We may receive a commission on purchases made from links. Over the years, online security has gotten a lot better, with users across all kinds of applications being directed to do a lot more to ...

There are several challenges tied to using SMS for two-factor authentication. Criminals can intercept messages by tricking mobile carriers into switching a phone number to a different device.