Shibboleth
Allows WordPress to externalize user authentication and account creation to a Shibboleth Service Provider.
Plugin Tag: authentication
WordPress 2-step verification
Adds an extra layer of security to your WordPress Account. Same as Google 2-step verification.
OpenID
Allows WordPress to provide and con’sumer OpenIDs for authentication of users and comments.
HivePress Authentication
Allow users to sign in via third-party services.
Whitelist IP For Limit Login Attempts
This plugin allows you whitelist IP addresses so Limit Login Attempt plugin doesn't block them.
WP Face Login – Face Authentication For WordPress
Enable face authentication login with ease
wpDirAuth
wpDirAuth shifts authentication from the local WordPress instance to a central directory (LDAP) server(s). wpDirAuth…
Rublon Two-Factor Authentication (2FA)
Instant account security with effortless, email-based two-factor authentication; optional mobile app for more security; no…
wSecure Lite
wSecure hides admin URL so that default URL will no longer bring up the admin…
Logged-in-only
A Plugin to lock down the whole site to prevent public access.
Block Spam By Math Reloaded
This plugin protects your WordPress and Buddypress login, comments, and new user/new blog signup process…
HTTP Authentication
Use an external authentication source in WordPress.
WP Cassify
The plugin is a JASIG CAS Client. It performs CAS authentication and autorization for WordPress.
Limit Login Attempts Plus – WordPress Limit Login Attempts By Felix
WordPress Limit Login Attempts Plus plugin for Login Protection by Felix Moira
CAS Maestro
CAS Maestro allows you to configure your centralized authentication service, CAS, for an integrated log…
Login with Amazon
Reduce Registration Friction. Improve Cart Conversion.
IP Based Login
IP Based Login allows you to directly login from an authorized IP without password.
Authentication by LoginRadius
The Authentication by LoginRadius WordPress plugin allow you to replace the default WordPress Authentication feature…
root Cookie
Changes the cookie default path to / (i.e. the whole domain.com not just domain.com/blog) with…
yubikey-plugin
Enhanced Login Security for Your WordPress blog.