This plugin hasn’t been tested with the latest 3 major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress. Description Duo Security provides two-factor authentication as a service to protect against account takeover and data theft. Using the Duo plugin you can easily add Duo two-factor authentication
![Duo Two-Factor Authentication](https://cdn-ak-scissors.b.st-hatena.com/image/square/d725e59a9012713835f097963b2ea7e74ad32ed4/height=288;version=1;width=512/https%3A%2F%2Fps.w.org%2Fduo-wordpress%2Fassets%2Fbanner-772x250.png%3Frev%3D877671)