The BulletProof Security plugin by Edward Alexander is designed to be a fast, simple and convenient one click method for you to switch between different levels of .htaccess website security and .htaccess maintenance modes from within your WordPress Dashboard. The BulletProof Security WordPress plugin is a one click solution that simply copies, renames and moves the provided .htaccess master files in the BulletProof Security plugin folder to either your root folder or your /wp-admin folder or both from within your WordPress Dashboard.
Protects your website from ALL XSS & SQL Injection hacking attempts. Base64_encode code injection blocked. BPS protects wp-config.php, php.ini and php5.ini files with .htaccess protection. One-click .htaccess security file activation. One-click website under maintenance mode activation (HTTP 503). Hide your WordPress version – WP Generator META tag removed, Check and ensure WP DB errors are off, Check WordPress file and folder permissions, Extensive system info (PHP, MySQL, OS, Memory Usage, IP, Max file size info, etc.). Security Status checking.
Download and info: http://wordpress.org/extend/plugins/bulletproof-security/