Free Lifetime SSL for NGINX using LetsEncrypt, without downtime

by Emily Serverwise, January 19, 2023

How to obtain a free SSL certificate from LetsEncrypt without any downtime and set it up in NGINX web server configuration.


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.


Maximizing NGINX Performance: A Comprehensive Guide to Tuning the Backlog and net.core.somaxconn Parameters

by Emily Serverwise, December 28, 2022

Get the Most Out of Your NGINX Web Server: A Step-by-Step Guide to Tuning the Backlog and net.core.somaxconn Parameter


The epoll Connection Processing Method: A Simple Way to Enhance NGINX Performance

by Emily Serverwise, December 27, 2022

Take your NGINX server to the next level with the power of epoll. Learn how this efficient connection processing method can help your server handle high traffic and scale with ease.


How to install NGINX QUIC on CentOS, RHEL and Fedora Linux

by Danila Vershinin, November 6, 2022

How to install NGINX QUIC on the majority of RPM-based systems like CentOS, RHEL, Fedora, and Amazon Linux. Enabling HTTP/3 for your website.


Setting up Varnish as Full Page Cache for Magento 2

by Danila Vershinin, September 7, 2022

Set up Varnish Full Page Cache for your Magento 2 store in a few easy steps, and nearly without downtime. Understanding NGINX sandwich setup


WordPress Security Checklist

by Danila Vershinin,

Secure your WordPress installation with this security checklist from changing wp-content URLs to a secure NGINX configuration


Improving WordPress database performance with cleanup and maintenance

by Danila Vershinin, September 4, 2022

Improve MySQL database performance for WordPress by adding high-performance keys and other maintenance tasks.


Tuning NGINX maps hashes

by Danila Vershinin, September 1, 2022

Settings NGINX maps correctly for large datasets, tuning based on CPU cache line size and understanding NGINX error messages.


Performance-friendly way of blocking Referrer spam

by Danila Vershinin, August 27, 2022

Protecting your NGINX website from Referrer spam SPAM using efficient performance-friendly maps