WordPress.org

Author: Mike Challis

Adds CAPTCHA anti-spam methods to WordPress on the comment form, registration form, or both. In order to post comments, users will have to type in the phrase shown on the image. This can help prevent spam from automated bots.

Requirements/Restrictions:

• Works with Wordpress 2.x.
• PHP 4.0.6 or above with GD2 library support.
• Your theme must have a <?php do_action('comment_form', $post->ID); ?> tag inside your comments.php form. Most themes do. The best place to locate the tag is before the comment textarea, you may want to move it if it is below the comment textarea.

Captcha Image Support:

• Captcha Image by www.phpcaptcha.org is included
• Open-source free PHP CAPTCHA script
• Abstract background with multi colored, angled, and transparent text
• Arched lines through text
• Generates audible CAPTCHA files in wav format
• Refresh button to reload captcha if you cannot read it

Features:

• Configure from Admin panel
• JavaScript is not required
• Allows Trackbacks and Pingbacks
• Setting to hide the CAPTCHA from logged in users and or admins
• Setting to show the CAPTCHA on the comment form, registration form, or both
• I18n language translation support (see FAQ)