Wordfence Security wordpress plugin
The Wordfence WordPress security plugin provides free enterprise-class WordPress security, protecting your website from hacks and malware THE MOST DOWNLOADED WORDPRESS SECURITY PLUGIN Wordfence starts by checking if your site is already infected. We do a deep server-side scan of your source code comparing it to the Official WordPress repository for core, themes and plugins. Then Wordfence secures your site and makes it up to 50 times faster.