#1 super security anti-spam captcha plugin for WordPress forms.
Captcha Bank is an easy to use wordpress security plugin to prevent spam on your site while letting real people pass through with ease. It's more
An easy to use wordpress Captcha plugin to prevent spam on your site. You can use Image Captcha to protect comments and the admin panel.
Confident CAPTCHA™ is a clickable, picture CAPTCHA that stops spam and malicious bots, while remaining a very easy CAPTCHA for humans to solve.
Stop spam bots from registering, logging in, filling out contact forms and commenting on your site without using annoying Captcha codes or puzzles.
The Add new recaptcha google plugin allows you to implement a super security REcaptcha form into web forms.
CH Captcha use for Add captcha to WordPress on contact form 7.