Learn how Two-Factor Authentication (2FA) strengthens online security by requiring two forms of verification. Discover ...

First, download the Microsoft Authenticator app, which is available for iOS and Android, and log in. Select the Security tab, ...

Two-factor authentication and verification, or 2FA, can help keep your accounts safe from hackers. Here's what it is and how to use it.

While my opinion may not be popular, I think Google's QR code authentication is better than other 2FA methods.

Starting next month, Twitter says only paid Twitter Blue subscribers will be able to use text messages as a two-factor authentication method. Free users with the setting already enabled have until ...

Facebook is sending its two-factor authentication users text messages they don’t want. This situation provides yet another reason why you should use a dedicated app for generating two-factor ...

The person who sent that text message might not be who you think. Marco Di Lauro/Getty Images Two-factor authentication is a godsend for securing your accounts.

QR code verification is more secure than SMS authentication as there is no message containing an access code. No code means no danger of phishing scams or hackers.