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#Nginx
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Nginx Rate Limiting Tutorial: limit_req, burst, and nodelay Explained
Bots hammering your API, brute-force attempts on /login, runaway clients eating connections — Nginx's built-in limit_req module stops abusive traffic in just a few lines of config. This guide starts from the leaky bucket algorithm, breaks down every parameter of limit_req_zone and limit_req with diagrams, compares the three common modes, and ends with battle-tested examples plus monitoring tips.