Adds CAPTCHA anti-spam methods to WordPress on the comment form, registration form. WPMU and BuddyPress compatible.
Buhsl Captcha is a very simple, but powerful plug-in that helps you to prevent spam.
"You should enable cookies" for visitors. Plug-in use hashed captcha code value that
will be comparing with entered captcha value and check if correspondent image file exists on server.
Image of captcha created during request and stored at server.
When user entered right captcha value image file will be removed. If not, garbage collector will remove it after time life is passed.
<?php do_action('comment_form', $post->ID); ?>tag inside your comments.php form.
Requires: 2.9.2 or higher
Compatible up to: 2.9.2
Last Updated: 2010-6-7
Active Installs: Less than 10
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