blog.johlem.net

Notes on detection engineering, offensive security, and compliance — from Luxembourg's financial sector.

  1. Building an Air-Gapped Proxmox Lab for OSCP Prep and Detection Engineering

    A 10-VLAN Proxmox lab on a MINISFORUM MS-A2, purpose-built for running offensive techniques against a full blue-team stack — without a single packet touching the real internet.

    18 min read
  2. Hello, World — and What This Blog Is For

    A first post laying out what this blog covers — detection engineering, offensive tradecraft, and European compliance — and why it exists as plain PHP with no framework underneath.

    4 min read

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