Internet Backend Architecture Stack

Aug 23, 2026 · Backend Development

Microservice Traffic Defense: 5-Layer Rate Limiting & Risk Control for Production Systems

This article details a production-grade five-layer traffic protection architecture for microservices, covering hierarchical rate limiting algorithms, IP and user-level sliding window implementations with Redis Lua scripts, dynamic blacklist mechanisms, interface classification (P0/P1/P2), and a real incident review where crawlers bypassed global limits and were defeated by fine-grained controls.