Protect your WordPress login page with a fun 3×3 puzzle. Users must solve it before they can log in.
Alternatives to SiaraShield
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
A lightweight math CAPTCHA and spam protection plugin for WordPress login, WooCommerce, and Contact Form 7 forms.
Completely free VAPTCHA human verification for WordPress login, registration, password reset, and comments.
SecureGate Captcha Litev1.1.1
Complete site security with Cloudflare Turnstile, Math & Character CAPTCHA. High-performance protection for Login, Registration, and Comment forms.
Redeyed Sentinelv1.0.7
Free CAPTCHA and IP-reputation for WordPress login, registration, lost-password and comments, with a block log. Inert until your keys are set.
Simple Login Captchav1.3.6
Adds a simple 3-digit number captcha on the login form.
Protect your WordPress login and admin area using Cloudflare Turnstile, a modern CAPTCHA alternative.
Protect your WordPress login form from bots and brute force attacks with Google reCAPTCHA, a slide-to-unlock captcha, or an icon captcha.
Invisible bot protection for WordPress forms via Cloudflare Turnstile. Install once, protect every form.
Volance Detectionv2.0.0
Tells humans, AI agents and bots apart on your logins, registrations, comments, checkout and contact forms, and any page or REST endpoint you choose, …