Nginx Lua Anti DDoS

screenshot of Nginx Lua Anti DDoS

A Anti-DDoS script to protect Nginx web servers using Lua with a HTML Javascript based authentication puzzle inspired by Cloudflare I am under attack mode an Anti-DDoS authentication page protect yourself from every attack type All Layer 7 Attacks Mitigating Historic Attacks DoS DoS Implications ...

Overview

In the ever-evolving landscape of web security, having a robust defense against DDoS attacks is crucial for any online presence. The Anti-DDoS script designed specifically for Nginx offers an innovative approach to mitigate such threats, providing a comprehensive set of features to protect web servers. With its integration of Lua, Javascript, and HTML, this tool serves not only as a shield against malicious attacks but also as a customizable solution that ensures legitimate users can access your site seamlessly.

Through its unique authentication puzzle mechanism, this script analyzes incoming traffic during an attack, allowing you to differentiate between human users and bots. This capability is essential for businesses that demand high uptime and reliable access, even under pressure from potential threats. Whether you operate a small blog or a large e-commerce site, implementing this DDoS protection tool could very well be a game-changer for your security strategy.

Features

  • DDoS Authentication HTML Page: Users are presented with an interstitial page during traffic analysis, ensuring only legitimate visitors proceed.
  • Automatic Under Attack Mode: The script activates this mode automatically upon detecting a DDoS attack, enhancing security measures instantly.
  • IP Whitelisting and Blacklisting: Tailored control over which IP addresses and subnet ranges can access your site, helping to block malicious entities.
  • User-Agent Filtering: The ability to block or allow specific user agents, which protects against bad bots and web scrapers.
  • POST Data Inspection: Inspect and block malicious POST requests, guarding against SQL/SQI injections and XSS attacks.
  • Caching and Performance Optimization: Includes query string sorting and minification for improved loading times and reduced server strain.
  • Custom Error Page Handling: Replace standard error messages with custom ones to avoid revealing sensitive information to potential attackers.
  • Full Logging Capabilities: Optional logging of user interactions with the authentication puzzle, providing insights for future security enhancements.

With these features, the Anti-DDoS script is poised to deliver comprehensive protection and performance enhancements that cater to the needs of modern web servers.