Bits, Bytes, & Radio Waves

A quiet journey through discovery and understanding.

  • DoD Certificates on macOS Catalina

    For those of you having trouble with DoD certificates for accessing the Air Force Reserve Command (AFRC) Desktop Anywhere (DA) service offering. A few other things to note: Delete old and expired certificates from Keychain Access Sync your Keychain password and your login password so that you do not continuously receive a Login prompt window…

  • VMware ESXi SSL Certificate Signing Request (CSR)

    Need to replace the certificates with a custom certificate from a commercial or corporate Certificate Authority (CA)? You are going to need a Certificate Signing Request (CSR). I use the certificate-manager tool (see below) included with vCenter to generate all of my requests. I found recently that you can skip this altogether if you can…

  • Section 1 – Install and Configure Horizon Server Components

    Objective 1.1 – Describe techniques to prepare environment for Horizon This is a very odd objective to work through. I think the word “techniques” is what is throwing me off. To me, the word should be “requirements” and is asking the test taker what is required to prepare the environment for the installation of VMware…

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