caddy-waf

Caddy WAF is a customizable middleware for the Caddy web server that functions as a Web Application Firewall, designed to provide advanced protection against a wide range of web-based threats. Key features include regex-based filtering, IP blacklisting, geo-blocking, rate limiting, anomaly scoring, and detailed monitoring capabilities, all aimed at securing applications while ensuring high performance through techniques like zero-copy networking and wait-free concurrency. The tool also supports seamless dynamic configuration reloads and offers precise insights into traffic and security events, making it a robust solution for safeguarding web applications.