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Supercharge Website Speed with Varnish Cache and Nginx on CentOS Stream 9

By admin April 4, 2026

Learn how to deploy Varnish Cache with Nginx on CentOS Stream 9 to reduce server load and boost website speed. Detailed guide based on real-world system admin experience.

Fedora

Fedora Server: Professional Python Deployment with Gunicorn and Nginx

By admin April 1, 2026

Don't let 502 Bad Gateway errors stop you. A guide to deploying Python on Fedora with Gunicorn, Nginx, and precise SELinux configuration based on real-world experience.

Security

Nginx Limit Request: A Shield Against ‘Guerrilla’ DDoS and Effective Traffic Throttling

By admin April 1, 2026

Nginx Limit Request is an effective weapon against Layer 7 DDoS and spam bots. This guide covers detailed configurations for burst and nodelay, plus real-world traffic management tips.

Centos

Installing LEMP Stack on Rocky Linux 9: Lessons from a “Stormy” Server Migration

By admin March 31, 2026

Learn how to install the LEMP Stack on Rocky Linux 9 based on real-world migration experience. This guide covers optimizing Nginx, MariaDB, and PHP 8.1 for peak performance.

Security

Installing and Configuring ModSecurity (WAF) on Nginx: Protecting Web Applications from A-Z

By admin March 19, 2026

ModSecurity (WAF) on Nginx is a powerful tool to protect web applications from common attacks. This article provides a detailed guide from basic installation to advanced fine-tuning, based on practical experience deploying in production environments, helping you set up a secure "shield" for your website.

Development

Build an Auto-Deploy Webhook: No More SSH at 2 AM

By admin March 16, 2026

A practical guide to building a Python Flask webhook server that automatically deploys when you push code to GitHub. From writing the script and configuring systemd to connecting with GitHub Webhooks — set it up once, use it forever.

Security

Nginx TLS 1.3 Configuration Guide and Cipher Suite Optimization: Achieve A+ on SSL Labs

By admin March 14, 2026

A comprehensive guide to configuring Nginx to enable TLS 1.3 and optimize cipher suites, helping your web server achieve an A+ rating on SSL Labs. Explore practical steps and foundational knowledge of TLS security.

Fedora

Configuring Nginx and Let’s Encrypt on Fedora to host multiple websites: A practical deployment guide

By admin March 11, 2026

In this article, I share my experience deploying Nginx and Let's Encrypt on Fedora to host multiple websites. I provide a detailed, step-by-step guide, from system preparation to HTTPS configuration and automatic certificate renewal, ensuring optimal performance and security.

Linux

Install and Configure Nginx on Ubuntu 22.04: A Complete Web Server Guide from A to Z

By admin March 2, 2026

A step-by-step guide to installing and configuring Nginx on Ubuntu 22.04 with a quick-start structure — from the first command to virtual hosts, reverse proxy, and HTTPS. Includes practical tips on performance tuning, rate limiting, and zero-downtime reloads in production.

Security

Certbot SSL Certificate: Install and Auto-Renew in 5 Minutes

By admin March 1, 2026

A practical guide to using Certbot to issue and manage free SSL certificates from Let's Encrypt. From a quick 5-minute setup to automatic renewal and troubleshooting common errors on Linux servers.