Is yubikey-plugin free?

Yes, yubikey-plugin is free to use. It is available as a free plugin on WordPress.org.

How many websites use yubikey-plugin?

yubikey-plugin has 400 active installations as tracked by WordPress.org.

What are the best yubikey-plugin alternatives?

Popular alternatives to yubikey-plugin include WPS Hide Login, Loginizer, Security Optimizer – The All-In-One…. You can compare them side-by-side on our comparison pages.

Does yubikey-plugin work with the latest WordPress?

yubikey-plugin has been tested up to WordPress false. It requires WordPress 3.8+ and PHP false+.

yubikey-plugin — Reviews, Rating & Alternatives (2026)

As of April 2026, yubikey-plugin is a WordPress login plugin with 400 active installations and a 3.8/5 rating from 9 reviews. It has been downloaded 6.3K+ times in total. Requires WordPress 3.8+ and PHP false+. Available on WordPress.org since 2017. Last updated 7 years ago — may have compatibility concerns. Top alternative: WPS Hide Login.

3.8/59 reviews

400active installs

6.3K+total downloads

9 yearssince 2017

Overview

This is a plugin for WordPress that provides multifactor authentication with one-time passwords using the Yubikey USB token.
The plugin uses the Yubico Web service API in the authentication process.
The one-time password requirement can be enabled on a per user basis.

Read full description on WordPress.org