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✅ Mission Accomplished: Migrated my Blog to a Hybrid K3s Setup! Goal
  • DevSecOps
  • Linux

✅ Mission Accomplished: Migrated my Blog to a Hybrid K3s Setup!

raphael 8. April 2026 0
Alright — today was an absolute banger of a day! 🔥 What I Got Done After grinding...
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Battery Forensics on Debian: Inspecting Your Power Stats with upower Battery Check
  • Linux

Battery Forensics on Debian: Inspecting Your Power Stats with upower

raphael 8. April 2026 0
So I’m currently selling an older Lenovo ThinkPad on eBay — and, unsurprisingly, one question keeps popping...
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Pi-hole: My Nerdy Little Guardian of the Internet Pihole Logo
  • Linux

Pi-hole: My Nerdy Little Guardian of the Internet

raphael 8. April 2026 0
I’m still a big fan of the Pi-hole project. In my setup, Pi-hole runs 24/7 and basically...
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Symmetric vs. Asymmetric Encryption – A Nerd’s Practical Guide (with GnuPG, Certificates & Signatures) PKI
  • IT Security
  • Linux

Symmetric vs. Asymmetric Encryption – A Nerd’s Practical Guide (with GnuPG, Certificates & Signatures)

raphael 3. April 2026 0
🌐 Cryptography in Practice If you use the internet, you are constantly interacting with cryptographic systems—TLS handshakes,...
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WordPress on K3s — A Nerdy, Layered Update Strategy K3s Update
  • DevSecOps
  • Linux

WordPress on K3s — A Nerdy, Layered Update Strategy

raphael 31. March 2026 0
This article is a direct continuation of the previous guide. If you haven’t read it yet, start...
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From Debian to AlmaLinux to K3s: Or How I Accidentally Built a Mini Cloud 🚀 K3s Grandfather
  • DevSecOps
  • Linux

From Debian to AlmaLinux to K3s: Or How I Accidentally Built a Mini Cloud 🚀

raphael 30. March 2026 0
If you’ve stumbled across my previous post “Operating Community Nextcloud Instances with Ansible, AlmaLinux, SELinux and a...
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CKAD Reality Check: Yes, You Can (and Should) Use the Kubernetes Docs Like a Weapon Ckad Beginner2
  • DevSecOps
  • Linux

CKAD Reality Check: Yes, You Can (and Should) Use the Kubernetes Docs Like a Weapon

raphael 20. March 2026 0
I’m currently considering taking the CKAD (Certified Kubernetes Application Developer) exam from the Linux Foundation. The main...
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fwupd: Because Firmware Shouldn’t Require a USB Stick from 2009 Fwupd
  • Linux

fwupd: Because Firmware Shouldn’t Require a USB Stick from 2009

raphael 18. March 2026 0
Let’s be honest: firmware updates have historically been… a mess. You download a mysterious ISO, write it...
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Installing Longhorn on a 3-Node Homelab Cluster Longhorn
  • DevSecOps
  • Linux

Installing Longhorn on a 3-Node Homelab Cluster

raphael 13. March 2026 0
If you’re running a small Kubernetes homelab and want persistent storage with redundancy, Longhorn is an excellent...
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Automatically Verifying All RAR Archives with a Bash Script Backup Test
  • Linux

Automatically Verifying All RAR Archives with a Bash Script

raphael 13. March 2026 0
In my previous article I described how I reorganized several terabytes of personal data and bundled large...
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Recent Posts

  • Homelab Rebuild 2026 — From Homelab to a Mini Datacenter
  • 🐧➡️🪟 From Penguin to Windows: Why I’m Running Windows Server 2025 in My Homelab (Again)
  • Building a Homelab NAS with OpenZFS, Samba, Jenkins & GitLab — Fully Automated with Ansible
  • 🔒 GitHub Repo Update: Migrating from iptables to nftables — A Packet Filter Deep Dive
  • 🎢 Part 2: The Honeymoon Phase Ends — FLUX.1-dev, Ollama, and Still Not Quite There

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