Windows Server 2025: Install the ADDS role and configure an Active Directory domain
In this new tutorial dedicated to Windows Server 2025 and the ADDS role which allows you to install a domain controller, we…
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Proxmox: installing a Hypervisor
In this tutorial, I will explain how to install Proxmox on a physical server. I used a DELL server and performed the…
Zabbix: monitoring your infrastructure – installation and configuration with Docker
In this tutorial, I will explain how to set up Zabbix with Docker to monitor your server and network infrastructure. For those…
Crowdsec: secure your web server network – installation and configuration
In this tutorial, I will explain to you how to secure the network part of your web servers with Crowdsec. The tutorial…
Nginx: configuration as reverse proxy
In this tutorial dedicated to Nginx, I will explain how to configure it in order to have a reverse proxy. Before getting…
Hyper-V Cluster: Installation and Configuration
Introduction PrerequisitesPreparation of the environmentInstalling rolesConfiguring roles and featuresMPIOHyper-V: network configurationClassic configurationVirtual configuration (converged team)Creating the failover clusterConfiguring the update adapted to…
Enterprise certification authority: installation and configuration with Windows Server
Learn how to install and configure an Enterprise Certificate Authority (ADCS) on Windows Server to issue internal certificates and secure your IT infrastructure.
Activate a Windows Server evaluation version
As you may have noticed, when you buy a server, manufacturers (Dell, HP, etc.) no longer provide OS support (ISO). So if…
Windows Keeps Restarting in a Loop After Updates—Any Solutions?
In this tutorial, I'll explain how to try to fix the problem where Windows keeps restarting in a loop after updates. The…
How to install Passbolt on Linux using Docker
In this tutorial, I'll explain how to install the Passbolt password manager onLinux usingDocker andDocker Compose, which will allow us to deploy…
Generate a Let’s Encrypt Wildcard Certificate with Certbot and Cloudflare (DNS-01)
Step-by-step tutorial for generating a Let’s Encrypt wildcard certificate with Certbot using the DNS-01 challenge for a domain hosted on Cloudflare.
Deploying Vaultwarden with Docker
In this tutorial, I'll explain how to deploy Vaultwarden usingDocker andDocker Compose to self-host a password manager. Before we begin, let me…
Keycloak: Configuring AD FS as an Identity Provider
OverviewAdd AD FS as an identity provider in KeycloakAdd Keycloak as a trusted party in AD FSConfiguring Claims in AD FSConfigure the…
FortiMail: Disable SMTP authentication
In this tutorial, I'll explain how to disable SMTP authentication on the Fortimail MTA, which is enabled by default. SMTP authentication allows…
Exchange Calendar: remove the organizer from the subject of a room booking
By default in Exchange, when a user books a meeting in a room, the subject of the booking displays the user's name…
Exchange: Hide users in an Organizational Unit from the address book
In a company that manages an on-premises Exchange installation, it is common practice to keep the accounts of users who leave the…
FortiMail: Configuring DKIM for an email domain
In this tutorial, I'll explain how to configure DKIM on Fortimail for an email domain for outgoing emails. To put it simply,…
Wazuh: Deploying a SIEM and EDR with Docker
In this tutorial, I'll explain how to deploy Wazuh using Docker. Table of ContentsIntroduction to WazuhPrerequisites for deploying WazuhDeploying WazuhStart using WazuhInstall…
Keycloak: Integration with an Active Directory directory
In this tutorial, I'll explain how to set up an LDAP connection Active Directory with Keycloak. Integrating with Active Directory will allow…