Zero Spam makes blocking spam comments a cinch. Install, activate and enjoy a spam-free site.
Keep spam bots out of your site without annoying Captcha codes, puzzles or faulty blacklists. Enterprise spam protection for sites of all sizes.
No spam in comments. No captcha.
Blue Captcha is a powerful and highly customized WordPress plugin that effectively protects your WP blogs from spammers and unwanted persons.
Extend Visitor Maps and Who's Online with extra features, such as IP and referer banning. Display the referring host name and search string.
This plugin Adds Crazy Additional Password Protection and Security to your blog.
Simple, but strong HTTP security, to prevent Brute force attack. One-click solution!
Smart invisible captcha for wordpress comments
WP Anti Spam can anti automated spambots or anti spams by"comment","ip","name","email","url".
This plugin allows WordPress to block over 95% of spam comments using a time-based hash.
This plugin prevents users from commenting or viewing your website if a comment of theirs has been marked as spam.
Remove known spammer email addresses from wp_mail()'s To, Cc, and Bcc fields.
With this wp antispam plugin you can stop spammers commenting on your blog with poor comments looking for links.
SiteBrains blocks spam posts using a completely configurable set of rules.
Both interactively as the user types and on our servers upon submission.
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