HoneyPot Captcha is a simple Form security extension for SPAM prevention. This extension provides a hidden field in the form, which cannot be filled by the humans. Most of the spam bots searches the forms; fill all the fields and submit it. If HoneyPot captcha field has been filled in the form then that form submission would be a spam submission.
Download zip & extract on theMagento root folder.After that go to magento admin & refresh the cache and re-login in the admin backend.
Enter Form Controller for Custom forms under “Custom Form Controller “Enter the "module_controller_action" like "customer_account_login" for custom form in which you wants to apply HoneyPot captcha.
Need to add php code for below forms & custom forms :1. Contact form 2. Product review form 3. Send to a friend Paste this code in template file where you want to apply the captcha $this->getLayout()->createBlock('dotsquares_honeypotcaptcha/explicit')->setTemplate('dotsquares/honeypotcaptcha/explicit.phtml')->toHtml();