Simple PHP-GD based captcha to replace tracking prone systems like Google recaptcha
Gesture captcha —— Easy for human, hard for robots. Protect the login, register, lostpassword and…
This is a simple captcha system. That you can setting how many letter you would…
LazyCaptcha is a small and lazy plugin to prevent bots from spamming your comments.
This is a free plugin to protect your WordPress website.
Adaptive Login Form: Adjusting compromise between Comfort and Paranoia.
This plugin used to apply/add login captcha field to wordpress login form.