In this tutorial, I will explain how to install Nginx version 1.27.X on Ubuntu 24.04 (this also works for Ubuntu version 22.04). At the time of writing this tutorial, the version of Nginx available on Ubuntu repositories is 1.24.X. On the Nginx.org website, the Mainline version of Nginx is 1.27X and the Stable version is …
In this article, I will explain how to fix the could not build optimal proxy_headers_hash error on Nginx when doing a configuration test with nginx -t. This warning is displayed when publishing several dozen virtualhosts on Nginx in reverse proxy. To solve this problem, you need to increase the value of the following parameters: Open …
In this tutorial, I will explain to you how to delete the header server on Nginx but not only… As you can see in the screenshot below, in the response, we can see the server: Microsoft-IIS/8.5 and the version of PHP and ASP with the X-Powered-By headers. To remove the server header, we will use …
In this tutorial, I will explain how to compile an external module for Nginx in order to add additional functionality to the web server. To illustrate this tutorial, I will take as an example the module http-headers-more-filter which allows you to modify the headers (hearders) sent by HTTP requests. Before you begin, make sure you …
In this new tutorial dedicated to Nginx, I will explain to you how to configure GeoIP in order to be able to set filters (restrictions) based on the country of your visitors. GeoIP will allow us to determine the country (see city) of a visitor based on their IP address, for this we will rely …
In this new tutorial dedicated to Zabbix, I will explain how to monitor a web server under Nginx in order to have performance metrics. For monitoring, Zabbix agent should be installed on Nginx server, as we will use it to collect statics which will then send to Zabbix monitoring server. Before configuring monitoring at Zabbix …
In this tutorial, I will explain how to get the real IP address of visitors using CloudFlare services and an Nginx web server. What I will explain to you in this tutorial is valid when Nginx is used as a front-end web server or as a reverse proxy. By default, when using CloudFlare in Proxy …
After seeing how to install and configure Nginx as a reverse proxy and harden security with Crowdsec, I will explain in this tutorial how to generate a Let’s Encrypt certificate. As a reminder, Let’s Encrypt is a free certification authority, which allows you to obtain SSL certificates for free. If you want to generate SSL …
After seeing how to use Nginx as a reverse proxy, I will explain in this tutorial how to configure the caching of static elements (image, css files, js ….). The use of the cache will reduce the number of HTTP requests to the Web server and therefore reduce this workload. The first step will be …
In this tutorial dedicated to Nginx, I will explain how to configure it in order to have a reverse proxy. Before getting to the heart of the matter, I will quickly introduce you to Nginx and what a reverse proxy. For this tutorial, I used an Ubuntu 20.04 machine. Introducing Nginx Nginx is a web …