WordPress 2.9.2 is the latest version release with the simple point to improve its flexibility and security. If you have untrusted authors logging into your blog may lead to trash of your articles, your are recommended to use the latest WordPress 2.9.2.
WordPress is fully loaded with tons of Plugins that are making our job pretty easy. Here is our list of Top 10 Best Security Plugins for WordPress
Security scanner scans the WordPress installation for file/directory permissions, admin protection/security issues, recommends you the correct actions, and help in fixing the vulnerabilities. You can also download the plugin here
This increases the security of your WordPress login. This uses client-side MD5 encryption on password when the user log-ins. But many of the users neglect it, if they are using ForceSSL or AdminSSL. You can also download the plugin here.
This makes users to use the SSL connection (secure connection) to connect to your site. This redirects the requests of regular old http to request for new trusty http. You can also download the plugin here.
This is another security plugin for the administrators in the WordPress. Its very helpful to protect the admin pages, posts, secured logins, supports all SSL setups and encrypted cookie content. This plugin is compatible on wordpress 2.3-2.7 versions only.You can also download the plugin here
This plugin protects the registration, login and comment forms from spambots by adding the 2 extra fields that were hidden by CSS(cascading style sheet). This shows the number of blocked spammers in your Dashboard. This is a anti-sypbot Plugin. You can also download the plugin here.
This protects the wp admin-directory, wp-includes, wp-content, plugins. This protects your Admin-panel with a powerful htaccess protection, preventing all spambots and unwanted users to access you site. It provides you the complete grip over your site. You can also download the plugin here.
This is the first plugin that you have to install upon your first installation. This allows you to easily backup your wp-database core tables. You can also save the other tables on the same database. The content can be backedup at your HDD, email, domain space. You can restore the entire database with the same greatness if it is accidentally deleted or deleted by other hackers. This is the must have Plugin for your wordpress. You can also download the plugin here.
This helps in securing you WordPress-Installation, and removes the error information from your login pages, forums, adds index.html to plugin directory, removes wp-version except in admin-panel. You can download the plugin here.
This records the ip address and time-stamp of every failed login. If certain login failure attempts were made from same IP range in certain period of time, it will disable all the requests from that range. You can also download the plugin here.
Monitors your WordPress installation for editing/adding/deleting files. When one of the 3 functions is performed the email alert is sent to certain specified address. It has ability to record the time-stamp of one of the above 3 modifications. You can also download the plugin here.