This plugin is for universities that use CampusNet for their infrastructure and allows them to administer who has access to their WP site.
IP Based Login allows you to directly login from an allowed IP.
Proper security for your WordPress site.
LaunchKey eliminates the need and liability of passwords by letting you log in and out of WordPress with your smartphone or tablet.
CAS Maestro allows you to configure your centralized authentication service, CAS, for an integrated log in with WordPress. LDAP is optional.
More secure wrapper for the WordPress XML-RPC interface.
Cassava provides authentication services based on the Jasig CAS protocol.
Social Login by Janrain
Two-Factor Authentication login security for your WordPress site using AuthAnvil.
Bitid Authentication, extends wordpress default authentication with the bitid-protocol
Plug-in to create a membership page with basic authentication.
Protect content in posts and pages with shortcodes [membersonly] protected[/membersonly] .
Renews the security keys and salts in wp-config.php on a weekly schedule.
Change WordPress login screen to dark color to make it more contrast.
Adds Graphic Captcha Protection field for login, registration, lost password, comments pages. Perfect antispam solution for your website.
Change WordPress login screen to white color to make it clearer.
Implementation of Mozilla Persona (BrowserID) for WordPress
Add membership management and secure authentication by SPIRAL® into your WordPress site.
This plugin restricts users from registering unless the username registered is a premium Minecraft username.
Change WordPress login screen to black color to make it more contrast.
Hides logo in WordPress login screen to make it clearer.
Easy secure login, use password or OTP as you need. Works with Smart Crib dongles and free apps: Google Authenticator, Pledge, DS3 OATH, AuthWay Token
Security Improvements to standard wordpress installs.
Plugin adds extra graphic password for your administrator account and adds a higher level of security to your website.
This plugin make improve the security of the administration page by blocking unauthorized access.
Integrate Central Authentication Service (CAS) with WordPress
This plugin makes it mandatory to be logged in before viewing any content.
Allows WordPress to externalize user authentication and account creation to a Shibboleth Service Provider.
RESTful Single Signon Plugin is a WordPress plugin that allows you authenticate WordPress users with a RESTful identity provider.
Google Authenticator for your WordPress blog.