No more excuses! Microsoft, Google, and Facebook make it easy to improve your account security with two-factor authentication. Here's how.

Two-factor authentication is critical to securing your online accounts, and Duo Mobile offers the best combination of security, accessibility, and ease of use.

Applying two-factor authentication to Facebook is a useful way to protect it from being hacked - here's how to set it up.

The next time you log into Facebook from a new device, or after your cookies have expired, you’ll need to open your authentication app to enter the code that shows up.

Data Doctors’ Ken Colburn recommends setting up two-factor authentication for every account you have online. Here are the pros and cons of using a third party app.

Authenitication apps streamline the process of getting that all-important second login code.

An alternative to setting up the text messaging-based authentication that most companies like Facebook and Twitter use, is by installing an app that provides the authentication codes.

Android 15 blocks malicious apps from reading sensitive notifications with two-factor authentication codes. Here's how.