Duo Two-Factor Authentication
by Duo Security 3.7 (39 reviews)

Duo Two-Factor Authentication

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
55
0.5 worse
Downloads
185.9K
+54 today
Support Resolved
0%
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

3,755 3,856 3,957 4,057 4,158 09-09-2026 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026
3,944 3,950 3,956 3,961 3,967 01-09-2026 02-09-2026 03-09-2026 04-09-2026 05-09-2026 06-09-2026 07-09-2026 08-09-2026 09-09-2026 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026
Current #3,957
Change
Best #

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Active Installs Growth

Active Installs 0,000,000+
Growth +0.0%
Peak 0,000,000

Downloads Growth

10 20 30 40 50 60 70 09-09-2026 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026
10 20 30 40 50 60 70 01-09-2026 02-09-2026 03-09-2026 04-09-2026 05-09-2026 06-09-2026 07-09-2026 08-09-2026 09-09-2026 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026
Downloads
Growth
Peak

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Reviews & Ratings

3.7
39 reviews
Overall 74%
5
24 (62%)
4
2 (5%)
3
1 (3%)
2
1 (3%)
1
11 (28%)

Security History

Source: WPVulnerability

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

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.

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