This plugin protects your registered user base by preventing registration with a disposable email addresse (like the ones provided by mailinator).
Light CAPTCHA is a WordPress plugin for prevent spam in comments and registration forms by using CAPTCHA without need to register at any external CAPT
This plugin adds the ease of use and security of Picatcha's Pix-Captcha to your Gravity Forms in WordPress. Why settle for a difficult to use tex
With this wp antispam plugin you can stop spammers commenting on your blog with poor comments looking for links.
Integrates reCAPTCHA anti-spam methods with WordPress including comment, registration, and email spam protection.
This plugin prevents comments spamming using language verification.
Defensio is an advanced spam, malicious content and profanity filtering web service that learns and adapts.
MP Spam Be Gone is the simplest, most effective Spam blocker.
Make users Read More related posts and protect WordPress from spam. Displays extracts from blog posts or useful messages.
SiteBrains blocks spam posts using a completely configurable set of rules.
Both interactively as the user types and on our servers upon submission.
TheThe CAPTCHA is a WP plugin that blocks spam from comment boards and registration forms by generating simple tests that only humans can easily pass.
A simple comment spam prevention plugin.
This plugin is used to specify the IP written comments, to reduce comment spam issues, can be used for SEO, managing multiple sites.Please commments.p
Jax Contact form with captcha is simple plugin for your WordPress blog that enables you to have a contact form
with the reCAPTCHA validation field.
This plugin removes all HTML tags, BBCode tags and links from added comments (including link to author's website)
RSS link for this tag.