Plugins on the list:

Firewall, Malware Scanner, Two Factor Auth and Comprehensive Security Features, powered by our 24 hour team. Make security a priority with Wordfence.

Categories: General

Protect your website investment with All-In-One Security (AIOS) – a comprehensive and easy to use security plugin designed especially for WordPress.

Categories: General

The Sucuri WordPress Security plugin is a security toolset for security integrity monitoring, malware detection and security hardening.

Categories: General

WordPress Security Protection: Malware scanner, Firewall, Login Security, DB Backup, Anti-Spam...

Categories: General

SpiderBlocker will block most common bots that consume bandwidth and slow down your blog.

Categories: General

Adds a Google No Captcha ReCaptcha checkbox to your Wordpress and Woocommerce login, forgot password, and user registration pages.

Categories: General

The most advanced protection against sploggers and spam users registration, is fully WordPress,WordPress MU ,BuddyPress…

Categories: General

This blocks semalt.com, buttons-for-website.com and others with a 403 Forbidden message so that they no longer show up in your Google Analytics stats.

Categories: General

Block spam referrals showing in Google Analytics and save bandwidth. Central database of sites, ability to add custom URL's and stats.

Categories: General

Stop the Spam bot as semalt and buttons-for-website that appear on Google Analytics and have real reports.

Categories: General