by Duo Security 3.7 (39 reviews)

Duo Two-Factor Authentication

Name: Duo Two-Factor Authentication
Rating: 3.7 (39 reviews)
Author: Duo Security

Easily add Duo Security two-factor authentication to your WordPress website. Enable two-factor authentication for your admins and/or users.

Duo Two-Factor Authentication ranks #3,957 among WordPress.org plugins with 3,000+ active installations, is #132 of 1,578 in the Authentication category, a 3.7/5 rating from 39 reviews, and was last updated Jun 6, 2025. Data from WordPress.org, refreshed twice daily — see methodology.

Tested up to WP 6 (Current: 7.1)

vtrunk Current Version vtrunk

Updated 1 year ago Last Update on 06 Jun, 2025

Refreshed 7 hours ago Last Refreshed on

#132 of 1,578 in Authentication Top 10% by installs Downloads -20.3% this week No update in over a year

View on WordPress.org

Rank

#3,957

+1 this week

Active Installs

3K+

-22.6%

KW Avg Position

0.5 worse

Downloads

185.9K

+54 today

Support Resolved

— No change

Rating

74%

Review 3.7 out of 5

3.7 (39 reviews)

Next Milestone 4K

Total Progress 87.3%

3K+ 4K+

311

Ranks to Climb

Growth Needed

8,000,000

Active Installs

Pro

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Rank Changes

Current #3,957

Change

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Active Installs Growth

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Active Installs 0,000,000+

Growth +0.0%

Peak 0,000,000

Downloads Growth

Downloads

Growth

Peak

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Reviews & Ratings

3.7

39 reviews

Overall 74%

24 (62%)

2 (5%)

1 (3%)

11 (28%)

Security History

Source: WPVulnerability

No known vulnerabilities on record for Duo Two-Factor Authentication. Checked 2 days ago.

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Plugin Details

Version: trunk
Last Updated: Jun 06, 2025
Requires WP: 4.1+
Tested Up To: 6
PHP Version: N/A
Author: Duo Security

Support & Rating

Rating: ★ ★ ★ ★ ☆ 3.7
Reviews: 39
Support Threads: 0
Resolved: 0%

Keywords

Authenticator authentication login two factor username

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TL;DR

AI summary of the plugin's readme

This plugin is for WordPress site owners who want to require two-factor authentication for admins, editors, authors, contributors, and/or subscribers. It solves the problem of password-only logins being vulnerable to phishing and guessing by adding a second verification step through Duo Security's service.

Duo Security integration
Per-role two-factor enablement
One-tap mobile app authentication
One-time passcodes via mobile app
SMS-delivered one-time passcodes
Phone callback authentication
OATH-compliant hardware token support
No extra hardware or servers

Frequently Asked Questions

Common questions about Duo Two-Factor Authentication

Before installing the plugin, you'll need to sign up for a free account at https://duo.com/.

Yes, Duo is free up to 10 users and no credit card is required to get started! Paid plans for more than 10 users start at only $1/user/month.

If you're interested in protecting other web applications with Duo's two-factor authentication, check out all our online documentation to see all of our drop-in integrations and to access our APIs and web SDK.