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See all →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…
FortiMail: Disable SMTP authentication
In this tutorial, I'll explain how to disable SMTP authentication on the Fortimail MTA, which is enabled by…
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…
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…
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.…
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…
Domotique
See all →Blog
See all →The hyphen that caused a NASA rocket to explode
On July 22, 1962, the Mariner 1 probe was destroyed in flight, 293 seconds after launch. The cause? A single symbol omitted from a handwritten equation. A look back at “the most expensive dash in history.”
PSWinDeploy: a modern PowerShell-based alternative to Microsoft Deployment Toolkit (MDT)
Discover PSWinDeploy, an open-source project that enables modern Windows deployment using PowerShell, WinPE, and a web interface. An alternative designed to gradually replace MDT.
Exchange Server: CSP script-src-attr ‘none’ error (Mitigation CVE-2026-42897)
If you manage Exchange servers and your users are reporting strange errors in OWA (Content Security Policy, blocked…