Michael Waterman

Ramblings on IT and Security

Page 6 of 6

Managing SUDO from Active Directory

Welcome to the last of a three part series about Ubuntu and Active Directory. In my previous posts I explained how you could, in just a few steps, join an Ubuntu machine to an Active Directory domain and manage it accordingly. This time I’m addressing centralized management of sudo users. Meaning who can execute commands as sudo on managed Linux desktops (in my case Ubuntu).

Continue reading

Domain Join Ubuntu 22.04 to Active Directory

Sometimes you’ll be needing a setup that includes both Windows and Linux based machines for managing the infrastructure and data processing. Although joining a Windows machine to an Active Directory domain is fairly simple, joining a Linux based systems requires a little more effort. This posts focusses on joining Ubuntu based nodes (Desktop or Server systems) to a Windows Active Directory domain for simplified management and a unified logon experience.

Continue reading

Fun with DNS records, DNSSEC and Apex domains

I’ve been in this industry for 30 somewhat years and luckily every now and than I still learn something new. As I stepped into this world of blogging, I decided to try out static websites instead of simply using WordPress. Must admit I had a little too much fun discovering how all this stuff actually works, diving into Git CI/CD pipelines, learning the markdown language, setting up an Azure static website and combining it all. No worries, over time I will share all I can, but for today I’m going to concentrate on name resolution, a.k.a. DNS.

Continue reading
Newer posts »

© 2026 Michael Waterman

Theme by Anders NorenUp ↑