In this new tutorial dedicated to Windows Server 2025 and the ADDS role which allows you to install a domain controller, we will see how to install this role and create a new Active Directory domain. Before getting into the technical part, here are the new features brought by Windows Server 2025 to the ADDS …
In this tutorial, I will explain how to install Proxmox on a physical server. I used a DELL server and performed the installation through the iDRAC console. Regarding the configuration of the server, it has 2 CPUs, 32GB of RAM and 8 hard drives. The disk configuration is as follows: To get started, download Proxmox …
In this tutorial, I will explain how to set up Zabbix with Docker to monitor your server and network infrastructure. For those who follow me regularly, I have long been a fan of PRTG for its “simplicity” but which has certain limits compared to Zabbix. I will come back to it in an article explaining …
In this tutorial, I will explain to you how to secure the network part of your web servers with Crowdsec. The tutorial is made on Ubuntu 20.04 Crowdsec overview Crowdsec is an open source tool that allows you to “secure” or rather add a layer of security to your Linux servers (soon Windows too) by …
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 …
Introduction Through this tutorial, we will see how to set up a Hyper-v cluster under Windows Server (2012R2 / 2016/2019) step by step. Each step requires it, will take you on a tutorial to guide you in setting up a Hyper-V cluster. Prerequisites Be in an Active Directory environment, ideally having a server-side domain controller …
In this tutorial, I will explain how to set up an enterprise CA that is linked to an Active Directory, unlike the stand-alone CA. This type of CA allows you to automate certificate generation with direct submission to the CA. Automatically issue computer and user certificates to, for example, secure VPN access with Windows NPS. …
In this tutorial, I will explain how to resolve the following error : Warning: unprotected private key file! when you try to SSH from Linux to another SSH server with a private key set. When you try to connect via ssh with a private key, you get this message: Chances are you created the file …
In this tutorial, I will explain how to send an email by telneting into an SMTP server. This manipulation is regularly used to test the correct functioning of an SMTP server. If you simply want to use Telnet to test a service you can read this tutorial: Using the Telnet client to test a network …
In this tutorial, I’ll walk you through how to clean up Docker to free up disk space on your server or computer. Even though Docker container images don’t necessarily take up a lot of space, Docker can take up a significant amount of space on a computer, especially when: After a while, you can have …
Presentation of Distribution Optimization Since Windows 10 and available on Windows Server 2019, it is possible to optimize the distribution of Windows updates by using a peer-to-peer (P2P) system between computers on the same network (and even on the Internet) for downloading updates. This system avoids having to search for updates on the Internet each …
In this tutorial, I will explain how to configure WSUS so that computers download updates directly from the Microsoft website and not from your WSUS server. This configuration has the advantage of reducing the disk space required for storing updates, but at the cost of putting more strain on your internet connection. The timing of …
After seeing how to install IIS on Windows Server 2025, we will move on to installing PHP on it. This tutorial should work on earlier versions of Windows Server and second point: I advise you not to install PHP on IIS and more generally on Windows, which cannot provide good application performance and which is …
In this tutorial, I will explain how to install WSL (Windows Subsystem for Linux) on Windows 11 to allow you to run a Linux distribution (Ubuntu) directly on Windows. WSL (Windows Subsystem for Linux) allows you to run a distribution like Linux under Windows (10 and 11) under dual boot. This feature allows you to …
In this tutorial, I will explain how to add a DNS forwarder on Windows Server using PowerShell. The Cmdlets used in this tutorial are launched in a PowerShell window run as Administrator. To begin displaying the redirectors enter the following command: As you can see, there is already a DNS forwarder configured on server 1.1.1.1 …
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 tutorial, I will explain how to set up an authentication silo with Active Directory, but before going into detail, I will explain in a few words what an authentication silo is used for. In fact it is quite simple, it allows to control on which computers a user can connect, the authentication silos …