Here in this article, we have rounded up excellent WordPress authentication plugins for you. Hope you like the collection.
Simple LDAP Login
The plugin allows you to integrate WordPress with LDAP quickly and easily.
The plugin allow you to get a sexy login widget in your WordPress. It’s useful for sites that would like to avoid the normal WordPress login pages.
Duo Two-Factor Authentication
The plugin will let you easily add Duo Security two-factor authentication to your WordPress website. Enable two-factor authentication for your admins and/or users.
WP Email Login
The plugin will let you use your email address instead of a username to log into your WordPress.
The plugin allows you to remotely manage your WordPress sites from one dashboard.
Nice Login Widget
The plugin lets you add, build and manage login-register widget anywhere in your site.
SN Extend Authentication
The plugin allows admin to disable anonymous users browsing of selective posts, pages, feeds or complete WordPress site.
The plugin hides admin URL so that default URL will no longer bring up the admin page. Only people who enter the secret key will be able to access admin page.
WP Login Security 2
The plugin provides enhanced security by requiring users to whitelist their IP address. If the IP address is not recognized, the plugin will send an email to the user with a link that contains a one-time key. Optionally the blog administrator can also be notified.
The plugin allows WordPress to provide and consumer OpenIDs for authentication of users and comments.
The plugin protects your login by means of a security question (AKA challenge/response) as an extra security layer.
Limit Login Attempts
The plugin limit the number of login attempts possible both through normal login as well as using auth cookies.
Login Security Solution
The plugin lets you get security against brute force attacks by tracking IP, name, password; requiring very strong passwords.
Peter’s Login Redirect
The plugin redirect users to different locations after logging in and logging out.
The plugin will add member authentication and access role management to your WordPress site via Membee’s powerful Member Single Sign-On web service.
Mozilla Persona (BrowserID)
The plugin allows users to sign into your site using Mozilla Persona. A widget, shortcode and template tags are provided. Custom login and logout links can be created.
Network Username Restrictions Override
By default, WordPress network usernames cannot contain anything but lowercase letters and numbers. This plugin adds network options to let you include hyphens, underscores, or uppercase letters, if desired.
The plugin enables you to login to your WordPress weblog using passwords which are valid for one session only.
The plugin gives you two-factor authentication using the Google Authenticator app for Android/iPhone/Blackberry.