Bits, Bytes, & Radio Waves

A quiet journey through discovery and understanding.

  • MyLab: The Certificates

    Overview I am a strong proponent to securing an infrastructure with customer-signed Transport Layer Security (TLS) certificates internally and only using third party certificates where absolutely necessary for external services. For this service, I am going to build a two-tier Microsoft certificate authority (CA) using Windows Server 2022. One virtual machine will be a root…

  • MyLab: VMware Dynamic Environment Manager (DEM)

    Overview I am choosing to install VMware Dynamic Environment Manager (DEM) to quickly perform tasks on user profiles and save profile data. Using DEM is easier to administer user-based Group Policies than Active Directory and (I think) more predictable.

  • MyLab: The Files

    Overview I am choosing to install a Microsoft Windows File Server to hold shares for the domain as well as VMware Dynamic Environment Manager (DEM) configuration files and user profile information.

Notes from practice

I use this site to document systems, configurations, and lessons learned as I work through real problems—both professionally and through personal experimentation. The goal is clarity: understand how something works, explain why it behaves the way it does, and make it reliable and repeatable.

These notes are written primarily for myself, but shared openly in case they help someone else avoid a dead end or reduce frustration. If you’d like to learn more, visit the About page.

If you have questions or comments, you’re always welcome to contact me.

Aaron Rombaut

Technologist & Writer