HMAC-SHA256 Signatures
Every request is cryptographically signed with enterprise-grade HMAC-SHA256 signatures to prevent tampering and ensure authenticity.
- Timestamp-based signature validation
- Client-specific secret keys
- Automatic signature rotation
- Replay attack prevention
Domain Access Control
Restrict access to your MCP endpoints based on client domains, ensuring only authorized applications can make requests.
- Origin validation
- Referer header checking
- Multi-domain support
- Subdomain wildcards
Intelligent Rate Limiting
Configurable rate limiting with sliding window algorithm to prevent abuse while maintaining performance for legitimate users.
- Per-client rate limits
- Method-specific limits
- Sliding window algorithm
- Burst protection
Method-Level Permissions
Granular control over which MCP methods each client can access, implementing principle of least privilege.
- Whitelist-based permissions
- Custom method support
- Runtime permission updates
- Audit logging
Browser Fingerprinting
Advanced browser fingerprinting to detect and prevent automated attacks and bot traffic.
- Canvas fingerprinting
- WebGL detection
- Hardware profiling
- Behavioral analysis
DevTools Detection
Detect when developer tools are open to prevent manual tampering and reverse engineering attempts.
- Real-time detection
- Multiple detection methods
- Automatic SDK shutdown
- Security event logging
Automatic SDK Rotation
SDK tokens are automatically rotated every 12 hours to minimize exposure from potential compromises.
- Scheduled rotation (12h)
- Zero-downtime updates
- Backward compatibility
- Emergency rotation
Usage Analytics
Comprehensive usage statistics and monitoring to help you understand and optimize your MCP usage patterns.
- Real-time metrics
- Historical trends
- Method-specific stats
- Error rate monitoring
Email Security System
Multi-factor authentication with email verification for account creation and secure login processes.
- Email verification required
- 6-digit login codes
- Token expiration (1h/7d)
- Rate-limited attempts
Built on Cloudflare Infrastructure
MCPShield leverages Cloudflare's global network for maximum security, performance, and reliability.
300+ Edge Locations
Global deployment for minimum latency
DDoS Protection
Built-in mitigation for attacks
Web Application Firewall
Advanced threat detection and blocking
Bot Management
Intelligent bot detection and mitigation
SSL/TLS Encryption
End-to-end encryption for all traffic
99.99% Uptime
Enterprise-grade reliability