SecureGate Captcha Lite is a high-performance security suite built to safeguard your WordPress site from intrusive spam, malicious bots, and brute-force attacks. Leveraging professional-grade tools like Cloudflare Turnstile alongside our unique Math and Character CAPTCHA fallback system, we ensure your site remains impenetrable while maintaining a seamless, privacy-first experience for legitimate users.
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Why Choose SecureGate Captcha Lite?
Complete Protection
Secure all critical WordPress forms including admin login, user registration, password reset, and comment submissions. Each form can be individually enabled or disabled based on your needs.
Privacy-First Approach
Built with GDPR compliance in mind. Uses Cloudflare Turnstile for privacy-focused bot detection and includes a self-hosted fallback CAPTCHA that requires zero external API connections.
Lightning Fast Performance
Optimized code that loads only when needed. No bloat, no unnecessary requests, and fully compatible with all major caching plugins to ensure your site remains fast.
Smart Rate Limiting
Intelligent rate limiting prevents brute-force attacks by tracking failed login attempts and automatically locking out suspicious IP addresses temporarily.
Easy to Configure
Intuitive admin interface with clear settings for CAPTCHA providers, protected forms, and security rules. Get started in minutes with sensible defaults.
Core Features
CAPTCHA Providers
- Cloudflare Turnstile - Modern, privacy-focused CAPTCHA with excellent UX
- Free forever with generous limits
- Invisible verification for most users
- No user frustration with image puzzles
- Privacy-compliant (no cookies or tracking)
- Easy API key setup
- Built-in Fallback CAPTCHA - Self-hosted protection that works always
- Math challenges (simple arithmetic)
- Warped text recognition challenges
- No external dependencies or API keys
- GDPR compliant by design
- Perfect for restricted networks
Protected Forms
- WordPress Login - Protect admin and frontend login forms from credential stuffing
- User Registration - Stop spam bot registrations instantly
- Password Reset - Prevent password reset abuse and email flooding
- Comment Forms - Block spam comments without moderation queues
Security Features
- Rate Limiting - Configure maximum failed attempts before temporary lockout
- Automatic IP Blocking - Temporary bans for suspicious IPs based on behavior
- Customizable Thresholds - Set your own limits for attempts and lockout duration
- Admin Exemptions - Administrators are automatically exempt to prevent lockouts
- IP Allowlisting - Bypass CAPTCHA for trusted IP addresses
Privacy & Compliance
- GDPR Ready - Anonymized IP logging with automatic expiration
- Data Minimization - Only essential data is stored as transients
- 7-Day Auto-Cleanup - All logs automatically deleted after 7 days
- No External Tracking - Built-in CAPTCHA requires no third-party services
- User Control - Administrators can disable all logging if desired
Performance Optimizations
- Conditional Loading - Scripts load only on protected pages
- Zero Impact - No performance degradation on unprotected pages
- Cache Friendly - Works seamlessly with WP Rocket, W3 Total Cache, LiteSpeed Cache
- Lightweight Assets - Optimized CSS and JavaScript for minimal footprint
- Database Efficiency - Uses WordPress transients instead of permanent database rows
Perfect For
- Bloggers - Protect comments from spam without moderation
- Membership Sites - Secure registration and login processes
- Business Websites - Prevent fake registrations and form abuse
- Personal Blogs - Simple setup with powerful protection
- Portfolio Sites - Keep contact forms and comments spam-free
Technical Specifications
- WordPress Version: 5.8 or higher
- PHP Version: 7.4 or higher (PHP 8.0+ recommended)
- Multisite Compatible: Yes
- Translation Ready: Yes (with .pot file included)
- Performance Impact: Negligible (loads only on protected forms)
- Browser Support: All modern browsers (Chrome, Firefox, Safari, Edge)
Supported CAPTCHA Providers
Cloudflare Turnstile
Turnstile is Cloudflare's modern, privacy-preserving alternative to traditional CAPTCHAs. It uses sophisticated browser challenges that are invisible to most legitimate users while effectively blocking bots.
Built-in Fallback CAPTCHA
Our self-hosted CAPTCHA system offers two challenge types:
- Math Challenges: Simple arithmetic problems (e.g., "What is 7 + 3?")
- Text Recognition: Warped text characters requiring human recognition
Both are effective against automated bots while remaining accessible to humans.
Comparison with Other CAPTCHA Plugins
Unlike many CAPTCHA plugins that rely solely on external services, SecureGate Captcha Lite provides:
- Multiple provider support with automatic fallback
- Self-hosted option for complete independence
- Advanced rate limiting built-in
- Modern, user-friendly admin interface
- Regular updates and active development
- Clean, well-documented code
Automatic Installation (Recommended)
- Navigate to Plugins > Add New in your WordPress dashboard
- Search for "SecureGate Captcha Lite"
- Click Install Now on the SecureGate Captcha Lite plugin
- Click Activate once installation completes
- Go to SecureGate > General Settings to configure
Manual Installation
- Download the plugin ZIP file from WordPress.org
- Navigate to Plugins > Add New in your WordPress dashboard
- Click Upload Plugin at the top of the page
- Choose the downloaded ZIP file and click Install Now
- Click Activate Plugin after installation
- Go to SecureGate > General Settings to configure
Configuration Steps
For Cloudflare Turnstile:
- Visit Cloudflare Turnstile
- Create a free account if you don't have one
- Add your site and obtain Site Key and Secret Key
- Navigate to SecureGate > Providers in WordPress
- Select "Cloudflare Turnstile" as your provider
- Enter your Site Key and Secret Key
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Save changes
For Built-in CAPTCHA:
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Navigate to SecureGate > Providers
- Select "Built-in" as your provider
- Choose "Math" or "Text" challenge type
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Save changes (no API keys needed!)
Enable Protected Forms:
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Go to SecureGate > Protected Forms
- Toggle on the forms you want to protect
- Save changes