How to Mitigate DDoS Attacks in Nginx

Distributed Denial of Service (DDoS) attacks are a pervasive threat to online services, aiming to overwhelm servers, networks, or applications with a flood of malicious traffic. For websites or applications running on Nginx - a popular, high-performance web server - mitigating DDoS attacks requires a combination of configuration tweaks, rate-limiting strategies, and proactive monitoring. This article outlines practical steps to harden your Nginx setup against DDoS attacks, ensuring availability and performance under pressure.