Duo Universal
Easily add Duo authentication to your WordPress website. Enable multi-factor authentication for your admins and/or users.
The facts
- Rating
- 4★ from 1
- Active installs
- 2k+
- Price
- Free
- Last updated
- 6 Jan 2026
- Added
- Feb 2024
- Requires WP
- 6.0.0
- Tested up to
- WP 6.9.7
- Requires PHP
- 7.3.16
- Downloads
- 19,716
Our analysis
AI-assistedDuo Universal is a WordPress plugin that enhances login security by adding multi-factor authentication (MFA) to user accounts. It integrates with Duo’s cloud service, allowing users to authenticate via various methods such as passkeys, biometrics, and hardware tokens, in addition to traditional phone-based methods.
The plugin is designed for easy setup, requiring no additional hardware or complex software installations. You can enable MFA for different user roles, including admins and subscribers, without needing to manage user accounts or directory synchronization.
Best for: This plugin is suitable for WordPress sites that require enhanced security through multi-factor authentication.
What it does well
- ✓Provides multi-factor authentication for WordPress logins
- ✓Supports various authentication methods including biometrics and hardware tokens
- ✓Easy to set up without extra hardware or complex software
- ✓Allows MFA for multiple user roles
Where it falls short
- •Requires a Duo account to use the service
- •Support for non-subscribers is limited to best-effort email assistance
Verdict
Duo Universal offers a straightforward solution for adding MFA to WordPress logins, making it a practical choice for users looking to improve account security.
From the developer
Duo Security's own description of Duo Universal, lightly tidied.
The Duo Universal plugin protects against account takeover by augmenting WordPress logins with multi-factor authentication. Adding Duo is easy and can be done in just a few minutes!
By leveraging Duo’s Universal Prompt, authentications can now use passkeys, biometrics and hardware tokens in addition to phone-based authentication methods. This keeps accounts secure if an attacker learns a user’s login credentials and provides flexible authentication options.
Duo is easy to set up and use. With Duo there’s no extra hardware or complicated software to install, just sign up for Duo’s service and install the plugin. Then you can set which user roles you want to enable multi-factor authentication for admins, editors, authors, contributors, and/or subscribers without setting up user accounts, directory synchronization, servers, or hardware. Users can enroll in Duo authentication and add MFA devices to their accounts as they log into the site.
This plugin reaches out to Duo’s MFA cloud service for the configured user roles which provides an additional layer of authentication.
For more information about Duo’s privacy policy see https://duo.com/legal/cisco-online-privacy-statement
Duo’s terms of service can be found here https://duo.com/legal/terms
Terms of support using Duo’s cloud service are provided here https://duo.com/support
Support for Duo users without a subscription is provided on a best-effort basis via email.