NGINX Rate Limiting: The Complete Guide
by Danila Vershinin, January 22, 2026
Learn how to configure NGINX rate limiting using the leaky bucket algorithm. This comprehensive guide covers limit_req_zone, burst, nodelay, delay parameters, whitelisting IPs, and production-ready configurations to protect your server from DDoS attacks, API abuse, and brute force attempts.
Read More...504 Gateway Timeout NGINX: How to Fix It
by Danila Vershinin,
Stop copy-pasting timeout fixes. Learn which NGINX directive actually causes 504 errors and how to fix it properly—whether you’re proxying to Varnish, Node.js, PHP-FPM, or any HTTP backend.
Read More...NGINX TLS 1.3 Hardening: A+ SSL Configuration Guide
by Danila Vershinin, January 21, 2026
Learn how to configure NGINX for maximum TLS security with TLS 1.3, achieve an A+ SSL Labs rating, and use tools like Gixy for automated security validation. Complete guide with tested configurations for RHEL 9, Rocky Linux, and AlmaLinux.
Read More...NGINX FastCGI Keepalive: Persistent PHP-FPM Connections
by Danila Vershinin,
Learn how to configure persistent FastCGI connections between NGINX and PHP-FPM using fastcgi_keep_conn and upstream keepalive directives. Includes production-ready configurations, PHP-FPM tuning tips, and troubleshooting guidance.
Read More...NGINX Browser Caching for Static Files: Cache-Control, Expires & Cache Busting
by Danila Vershinin, January 20, 2026
Master NGINX browser caching for static files with this comprehensive guide. Learn Cache-Control and Expires headers, cache-busting strategies, versioned URLs, and the immutable directive. Includes production-ready configurations tested on RockyLinux 9 and AlmaLinux 10, performance optimizations, CDN integration, and troubleshooting tips.
Read More...How to Serve Localized NGINX Error Pages Based on Browser Language
by Danila Vershinin,
Learn how to configure NGINX to serve localized 404 and 500 error pages based on the Accept-Language header. Complete guide with two methods: using the map directive and the accept-language module. Includes tested configurations for Rocky Linux 9 and AlmaLinux 10.
Read More...How to Serve WebP Images Automatically with NGINX: Complete 2026 Guide
by Danila Vershinin, January 19, 2026
Learn how to automatically serve WebP images with NGINX to supporting browsers while falling back to JPEG/PNG for others. Covers content negotiation, the Vary header, on-the-fly conversion with nginx-module-webp, and the PageSpeed module.
Read More...How to Create a Python Web Service with uWSGI and NGINX on Rocky Linux
by Danila Vershinin,
Learn how to deploy a production-ready Python web service using uWSGI and NGINX on Rocky Linux 9 or AlmaLinux 10. Complete guide covering virtual environments, systemd services, NGINX configuration, performance tuning, and security best practices.
Read More...Using the OWASP Core Rule Set with the NGINX Security Module
by Danila Vershinin, January 18, 2026
Learn how to install and configure the OWASP Core Rule Set (CRS) with NGINX ModSecurity on Rocky Linux, AlmaLinux, and RHEL 9. Protect your web applications from SQL injection, XSS, remote code execution, and other OWASP Top 10 attacks with this comprehensive WAF configuration guide.
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