Neon purple HOME LAB banner with the Minisforum MS-01 rear panel

Dzua: Building a Homelab From the Ground Up

From unboxing a mini PC to a virtualized, VLAN-segmented, monitored home network: the story of the Dzua homelab project.

October 7, 2026 · 15 min · Osvaldo de Sousa
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Building the Next Homelab Node: The Minisforum MS-01 Plan

Planning notes on a new Proxmox node built around the Minisforum MS-01 — hardware, topology, storage layout, and why I consolidated the order with a 10G switch upgrade. Parcel’s still in transit.

August 5, 2026 · 4 min · Osvaldo de Sousa
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GIAC Certified Incident Handler GCIH certification

I Passed the GCIH — Here's What the Experience Was Actually Like

After months of studying SEC504 material alongside a full-time role in IT security operations at one of Africa’s largest hydroelectric power plants, I passed the GIAC Certified Incident Handler (GCIH) exam. Here’s the honest version of what that process looked like. Why GCIH My day job involves incident handling in an IT environment. Most certification paths in this space either go too broad (Security+) or too deep into a single domain. GCIH sits at exactly the right level — it covers the full incident handling lifecycle from preparation through lessons learned, while also going into attacker techniques, tooling, and network forensics at a depth that’s actually useful on the job. ...

June 26, 2026 · 4 min · Osvaldo de Sousa