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Sebastian Haas

AI Security Engineer and researcher with an offensive security focus. I work on adversarial AI testing, red teaming, and autonomous offensive tooling, and I build things end to end at the intersection of AI and security. AI Engineer at Thales Group. Based in Kiel, Germany.

you can outsource your thinking but you cannot outsource your understanding.

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Hands-on Experience

Hacking Platforms
TryHackMe — Top 4% globally · 88 Rooms · 19 Badges · [0x9] Mage · SAL1 Certified HackTheBox — Level 15
Self-built Labs
Pentest Lab — Active Directory, network segmentation, lateral movement & attack simulation Forensics & SIEM Lab — Splunk, log analysis, disk & memory forensics, malware triage
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Latest Posts

2026-03-30 AI Productivity Engineering
Iterate With AI: Why the Fastest Builder in the Room Isn't the Best Coder

I rebuilt my entire personal website in 15 minutes. Not by writing every line of CSS by hand, but by iterating with AI until it was exactly …

2026-03-30 AI Neurodiversity Opinion
Why Small Neurodivergent Teams With AI Will Outpace Big Companies

There’s a shift happening that most corporate leaders aren’t paying attention to. While large companies are busy hiring hundreds …

all posts →
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Certifications

Red Team & Offensive Security
CRTO II — Certified Red Team Lead CRTO I — Certified Red Team Operator PNPT — Practical Network Pentester PAPA — Practical AI Pentest Associate CPT — Certified Pentester eJPT — Junior Pentester
Blue Team & Detection
SAL1 — Security Analyst Level 1 BTL1 — Blue Team Level 1
CompTIA
Cloud+ Security+ ITF+
Regulations
BSI IT-Grundschutz-Praktiker BSI Digitaler Ersthelfer