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🚀 Latest tutorials
See all →Testing a connection in PowerShell using Test-NetConnection
Test network connectivity with PowerShell using the Test-NetConnection command: check ports, IP addresses and TCP responses with ease.
Ubuntu: installing and configuring a DHCP server with KEA - isc-kea
Introduction In this tutorial, I’m going to explain how to set up a DHCP server on Ubuntu using KEA (isc-kea). isc-dhcp-server has not been maintained since the end of …
PowerShell Logon Script
In this article, I’m going to give you an example of a logon script written in PowerShell. Why write a PowerShell script to log in when VBScript works as shown in the …
Changing the default visibility of calendars in Exchange
The default visibility settings for calendars in Outlook/Exchange do not allow users to view the details (subject, location, description) of an event, unless they have …
Migrating from Keycloak to Authentik Using PowerShell
Easily migrate from Keycloak to Authentik using a PowerShell script. Learn how to export users and groups from a Keycloak realm and automatically import them into …
Exchange: Managing Permissions for Shared Folders Using Security Groups
In this article, I’ll explain how to manage mailbox delegation: Full access using a security group in Exchange. The following applies to both user mailboxes and shared …
🏠 Home automation
See all →✍️ Blog
See all →AGDLP/AGUDLP – How to manage permissions effectively on a Windows Server file server
Hello everyone, Today I’m not offering you a tutorial, but an article (which is likely to be long and give you a headache) on managing permissions on Windows file …
NGX Ops 1.1.0 and NGX Ops Intelligence: a new milestone for the project
Discover NGX Ops 1.1.0 and NGX Ops Intelligence: Nginx analysis in Go, emulated WAF, certificate synchronization, and centralized security alerts.
Welcome to the new RDR-IT.com!
Discover the new RDR-IT.com: migration to Hugo, a faster site, new features, revamped labs, and nearly 10 times fewer ads!
🎓 Courses
See all →Docker for beginners: The Shipyard
Before we begin, let’s take a few minutes to introduce this course. I’ve been usingDocker for several years now. As you’ve seen in my various tutorials, I use it …
Active Directory: the basics
This course will allow you to discover the services Active Directory from Microsoft and to acquire the basics for: Deploy an Active Directory environment. Administering a …
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Content in the works. Premium members read it early.