Silkalns

WP Chill

Cristian Raiber

<p>A very useful plugin for everyone using WordPress. Adds reCaptcha security to the WordPress login form, register form and comment form. This plugin could help your blog get rid of a lot of spam comments or brute-force attacks.</p>
<p>Nothing gets passed it if the reCaptcha doesn’t validate.</p>
<p>A few notes about the plugin:</p>
<ul>
<li>Supports audio or image captcha types</li>
<li>Can generate the reCaptcha image / audio type in a number of predefined languages</li>
<li>Adds reCaptcha protection to the WordPress login form</li>
<li>Adds reCaptcha protection to the WordPress register form</li>
<li>Adds reCaptcha protection to the WordPress comment form</li>
<li>Adds reCaptcha protection to the WordPress recover password form</li>
</ul>


Uber reCaptcha

This plugin adds the reCaptcha form to the WordPress login form, recover password form, register form and comment form.

3zero

<p>Simple script to stop automated bots filling out comments now with password protection and encryption to make it better. Complete rewrite version 0.6</p>
<h4>Features</h4>
<ul>
<li>Easy to setup</li>
<li>Stops automated bots from spamming comment forms</li>
<li>No Captcha</li>
</ul>


Javascript Comment Form Protection

Simple script to stop automated bots filling out comments now with password protection and encryption to make it better. Complete rewrite version 0.6

Uber reCaptcha vs Javascript Comment Form Protection