Spammer Blocker

By : unknown

If you are tired of blocking spammers' IP addresses manually, you can use this plugin. It blocks all visitors who posted a comment that was later marked as spam or prevents them from posting comments. For example if your Akismet catches a spam comment, its author will be muted/blocked until you delete the spammer's IP address from your database.

Ironclad CAPTCHA WP plugin

With this plugin you can easily install and use Ironclad CAPTCHA in your WordPress blog. 3D captcha renders several intersecting colored and rotated objects and asks user to count objects of some type. Humans can easily do it (much easier than read twisted text) and bots can't do it at all and never.........

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BotBlocker

Since the vast majority of WordPress spam is automated in nature, the goal of BotBlocker is to block comment spam bots and not hinder users. This is accomplished through the use of honeypot technology, which tricks the spambot into identifying itself by performing actions that a human could not. Bo.........

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WP Simple SpamCheck

This plugin allows WordPress to block over 95% of spam comments using a time-based hash. This allows for a minimum sanity check and yet should remove almost all spam comments without the need to sign up to any third party APIs. The plugin has been tested in real world conditions for around 12 mont.........

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WP Spam Fighter

This plugins prevents comment spam without requiring you to moderate all comments or your users to use user-unfriendly captchas or answer stupid arithmetic questions. It works using two methods (which can be combined). It boils down to the following behavioral patterns normal comment authors (not s.........

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Block spam using state of the art client-side form validation. SiteBrains plug-in displays themed notifications to your users as they type. Our analysis is signed using a secret key unique to your domain. The signed analysis is submitted in a hidden field along with the rest of the form fields. This.........

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Anti-Spam by CleanTalk - No Captcha, no comments & registrations spam

No CAPTCHA, no questions, no counting animals, no puzzles, no math and no spam bots....

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Google Captcha (reCAPTCHA) by BestWebSoft

Google Captcha (reCAPTCHA) plugin allows you to implement a super security Captcha into web forms. Google Captcha (reCAPTCHA) is a free CAPTCHA service that helps to digitize books, newspapers older radio shows. This plugin can be used for login, registration, password recovery, comments forms. .........

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BulletProof Security

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