---
title: "Freelance @ Freelance · Piotr J"
url: https://vutuv.de/piotr_j/work_experiences/freelance.freelance
type: work_experience
schema_version: 3
generated_at: 2026-07-21T22:57:25Z
noindex: true
noai: true
---

# Freelance @ Freelance · Piotr J

- Freelance @ Freelance (2018-01 – 2022-08): - Infrastructure external security tests - Website security analysis - Server administration (mainly Alpine Linux) - Protection against phishing - Privacy protection