NGINX Allow Deny: Complete IP Whitelist & Blacklist Guide
by Danila Vershinin, January 27, 2026
Master NGINX allow and deny directives to control access by IP address. This complete guide covers IP whitelisting, blacklisting, CIDR notation, the geo module for large IP lists, and common pitfalls with tested configurations.
Read More...NGINX Basic Auth with htpasswd: Complete Configuration Guide
by Danila Vershinin, January 26, 2026
Learn how to configure NGINX basic authentication using htpasswd. This complete guide covers password file creation, hash algorithms, WordPress protection, staging site security, SSL integration, and troubleshooting.
Read More...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...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...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.
Read More...How to install the ModSecurity NGINX module in Rocky Linux/AlmaLinux/RHEL 9
by Danila Vershinin, January 25, 2025
Here’s how to easily install ModSecurity for NGINX in Rocky Linux/AlmaLinux/RHEL 9
Read More...Secure WordPress chmod: A Guide to correct file permissions
by Danila Vershinin, February 8, 2024
Secure your WordPress installation by setting up the correct permissions, using find and chmod commands
Read More...Free SSL for NGINX with Let’s Encrypt: Complete Guide
by Emily Serverwise, January 19, 2023
Learn how to configure free SSL for NGINX with Let’s Encrypt using DNS validation. This complete guide covers Cloudflare integration, automatic renewal, and production-ready TLS configuration.
Read More...Secure your DNS with dnsmasq, dnscrypt-proxy and Cloudflare
by Emily Serverwise, December 30, 2022
Is your internet access being censored and your privacy violated by DNS hijacking? Learn how to use Cloudflare’s secure DNS protocol to encrypt your DNS requests and bypass censorship. Our step-by-step guide shows you how to set up and configure dnscrypt-proxy on your RHEL machine using dnsmasq and NetworkManager. Protect your online activity and access the internet freely with secure DNS.
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