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cloudflare-turnstile

Integrate Cloudflare Turnstile with client-side widgets and Siteverify API validation.

3|Updated Nov 14, 2025
Search Tags:#security#cloudflare#spam prevention#captcha alternative#turnstile#bot protection
One-click install
npx skills add https://github.com/evolv3ai/claude-skills-archive --skill cloudflare-turnstile-evolv3ai
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: cloudflare-turnstile
Source: https://github.com/evolv3ai/claude-skills-archive/tree/main/skills/cloudflare-turnstile
Command: npx skills add https://github.com/evolv3ai/claude-skills-archive --skill cloudflare-turnstile-evolv3ai

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill helps you implement Cloudflare Turnstile, an invisible CAPTCHA alternative, to protect your website from bots and spam without disrupting the user experience.

Core Features & Use Cases

  • Bot Protection: Prevent malicious bots from submitting forms, creating fake accounts, or scraping your site.
  • Invisible Implementation: Users won't see a CAPTCHA challenge unless a bot is suspected.
  • Server-Side Validation: Ensures that all submissions are legitimate by validating tokens on your server.
  • Use Case: Protect your website's contact form, login page, or signup process from automated abuse.

Quick Start

Integrate Cloudflare Turnstile into your web application by adding the provided widget script to your HTML and implementing server-side validation using the Siteverify API.

Frequently Asked Questions about cloudflare-turnstile

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I integrate Cloudflare Turnstile for invisible bot protection on my website?▼

You integrate Cloudflare Turnstile by adding the widget script to your HTML and validating tokens on your server via the Siteverify API to enable invisible bot protection.

What is Cloudflare Turnstile and how does it prevent spam without CAPTCHA challenges?▼

Cloudflare Turnstile is an invisible CAPTCHA alternative that prevents spam by managing bot detection automatically. It avoids user disruption by only showing challenges when a bot is suspected.

How do I migrate from reCAPTCHA to Cloudflare Turnstile for form protection?▼

Migrating to Cloudflare Turnstile involves replacing your reCAPTCHA widget with the Turnstile client-side widget script and updating your server-side token validation logic to use the Siteverify API.

Do I need server-side validation for Cloudflare Turnstile tokens?▼

Yes, server-side validation is required for Cloudflare Turnstile tokens. You must verify tokens using the Siteverify API to confirm that all form submissions are legitimate and not from malicious bots.

How does invisible bot detection work with Cloudflare Turnstile for user authentication?▼

Invisible bot detection works by embedding the Turnstile widget into your authentication forms. It silently evaluates user behavior and validates tokens server-side to secure login and signup processes.

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