Wordfence Security is a free enterprise class security and performance plugin that makes your site up to 50 times faster and more secure.
WordPress Website Security Protection: Firewall Security, Login Security, Database Security... Effective, Reliable, Easy to use...
Allows admins to lock selected posts and pages so they cannot be edited or deleted by non-admin users.
Check the caps lock key on or not
Security against brute force attacks by tracking IP, name, password; requiring very strong passwords. Idle timeout. Maintenance mode lockdown.
Defence from all attacks with Security by Supsyctic. Firewall, Login Security, Hide WordPress, Blacklist, Country blocking, captcha on login and more
Give a strong motive to your visitors to share your blog on Facebook, Twitter and Google Plus: lock your content until it is shared.
Lock your important data and let the user share or like first to view it.
Put a sitewide password on your site. Users must enter password before viewing content.
Allows you to lock your plugins and themes from being updated and keep notes on why the plugin or theme is locked.
Plugin to protect content on a Page or Post, where users require a password to access that content.
This plugin allows you to restrict the downloads only by the customer IP or the IP range.
Improves the security of the login page against brute-force attacks. Records every attempts to login. Easily block an IP address.
Secure Hidden Login hides the normal login and allows you to login wih a key combination or special button (in the same area taken up by the admin bar
Return to your dashboard with a smile. No more long tough passwords to resume your work. Ultrafast access with easy 4 digit PIN.
Secure Your Site
The bookmark to login nobody but you. Simple and secure.
Protects against inadvertant update and deletion of select plugins.
Allows the administrator to lock/ban specific accounts without deleting them.
This plugin make improve the security of the administration page by blocking unauthorized access.
Extend Visitor Maps and Who's Online with extra features, such as IP and referer banning. Display the referring host name and search string.
This plugin prevents you from modifing any element of a specific post type, leaving all the others editable.
Security against all current password hacking techniques and more....
Disables automatic post locking so multiple users can open the same post in the administration panel.
This is a plugin which allows WordPress administrator, selectively restrict other administrators from accessing the WordPress theme and plugin editors
Secure Invites is a WordPress plugin that allows you to only allow invited people to sign up.
Lock your content by asking users to like your page on Facebook first.
Allows site or network administrators to enforce BuddyPress group membership by locking users into groups
Show or hide some or all of your content by wrapping it in convenient shortcodes!
This plugin is made to help developers to lock the design of the WP site, and the end user cannot change this design very easy.