RMGCaptcha Math Guard – Math CAPTCHA for Login and WooCommerce

RMGCaptcha Math Guard adds a GDPR-friendly, math-based CAPTCHA to protect WordPress login, WooCommerce, and Contact Form 7 forms from spam, fake registrations, and brute-force attacks. No external services, no tracking, and fully WordPress.org compliant.

Features:

• WordPress login protection (captcha on wp-login.php)
• Contact Form 7 integration via [pmcMathcaptcha] / [pmcMathcaptcha*]
• WooCommerce login and registration protection
• Lightweight spam protection without Google reCAPTCHA or third-party tracking
• Configurable difficulty and operations (Addition/Subtraction/Multiplication/Random)
• Hide captcha for logged-in users
• Custom error message support
• Optional rate limiting and honeypot
• Failed login log + logged user list (admin pages)
• Translation-ready