@guardcore
Security middleware engine for Node.js and edge runtimes. IP filtering, rate limiting, penetration detection, and more — for Express, Fastify, NestJS, and Hono.
Quick Start Working security middleware in under 15 lines.
Configuration 44 fields for rate limiting, IP filtering, detection, headers, CORS.
Adapters Express, Fastify, NestJS, and Hono (edge-safe).
Architecture 17-check pipeline, handler registry, protocol layer.