Blog

// 12.08.2026 // Architecture

Network Troubleshooting on Linux: When the First Finding Misleads

Tools like tcpdump or dig don't lie — they just often answer a different question than you asked. Why you shouldn't blindly trust the first finding when troubleshooting networks on Linux.

#Linux #Kernel #Network

~ 6 MIN Read article →

// 10.07.2026 // Engineering

BearWave: Why I Built My Own Radio App

I just wanted to listen to the radio. No 400 MB Electron monster, no app that indexes my MP3 collection first. So I just built it myself.

#BearWave #Linux #KDE

~ 4 MIN Read article →

// 17.04.2026 // Linux

Zorin OS 18.1: A Point-Release for Switchers

What do you recommend to someone coming from Windows who just needs a working desktop? I put Zorin OS 18.1 through its paces on typical low-end hardware.

#Linux #Ubuntu #Zorin OS

~ 5 MIN Read article →

// 09.04.2026 // Linux

Little Snitch on Linux: Network Control via eBPF

The most well-known macOS network monitor has arrived on Linux. Instead of kernel hacks, Little Snitch uses eBPF for granular app-level control. A look at the technology.

#eBPF #Linux #Little Snitch

~ 3 MIN Read article →

// 06.04.2026 // Architecture

PowerDNS Hidden Primary: How DNS Runs in My Homelab

I run my own DNS, without external dependencies. A look at my production architecture: hidden primary in the homelab, two external slaves, and WireGuard as the transfer path.

#PowerDNS #Ubuntu 24.04 #SQLite

~ 6 MIN Read article →

// 30.12.2025 // Architecture

Mullvad: From WireGuard-Go to GotaTun in Rust

Mullvad buries WireGuard-Go and bets on GotaTun in Rust. A technical look at FFI overhead, M:N schedulers, zero-copy, and deterministic timing for DAITA.

#GotaTun #Mullvad #Rust

~ 4 MIN Read article →