My first computer build: Part 4 - GPU and PSU
In this fourth installment of my computer build series, we will look at the last two components of my build. Namely, the graphics card (GPU) and power supply (PSU). Graphics card I have spent a n...
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Virtualization on Linux using the KVM/QEMU/Libvirt stack
Introduction Virtualization is a great learning tool that provides a risk free environment to experiment with a multitude of topics. Among other things, it allows to experiment with different OSes...
My first computer build: Part 3 - Memory
So far in this series we have gone through the reasoning behind my choices for the CPU and motherboard, as well as the case and cooler. In today’s article, we will be focusing our attention on RAM,...
Network segmentation with OpenWrt for better smart TV security
Update - 08.02.2026: I was made aware that I had previously made a mistake when explaining OpenWRT’s firewall policies and had mixed up the Input and Output policies. OpenWRT’s firewall policies ar...
Getting up and running with OpenWrt on the Fritz!Box 7430
Motivation Most home network setups rely on a very basic configuration in which all devices are connected to the same Local Area Network (LAN) managed by a single device (the ISP-provided router)....
My first computer build: Part 2 - Cooling and case
In the first installment of this series, we walked through the different aspects which influenced my choice of both a CPU and a motherboard for my new computer. Our walk-through ended with me settl...
Attempting to explain the difference between BIOS and UEFI
I have always used old/refurbished hardware which almost always used old BIOS firmware. As such, I never had to deal with the intricacies of UEFI. In fact, even in the few recent times when the har...
My first computer build: Part 1 - Introduction, CPU and motherboard
Motivation I have never built a computer before. For one reason or another, the timing was never right. Admittedly, the timing still is not right, and as I am writing this, the world is going th...
Building Lineage for a supported device
Following the clues in the search for answers to my questions, I quickly stumbled across the build section in the LineageOS website. That section provides detailed instructions one needs to follow ...
My device is no longer supported by android, what now?
Free software? I consider myself to be an avid GNU/Linux enthusiast, and have been so, ever since my roommate introduced me to it eight years or so ago. I have been using Linux as my daily driver...