Contact
Ian van der Wurff
mail@ian.nl
PGP Key: pgp.txt
Fingerprint: AA76 1AC5 4B54 DAAA 6C99 D138 75C8 8716 DD97 EC06
FAQs
I specialize in ethical hacking, penetration testing, blockchain investigations & security. This includes web application security, network security assessments, exploit development, binary exploitation and more.
CWEE (Certified Web Exploitation Expert)
Corelan (Windows Expert-Level Stack Exploit Dev)
SSCH (Solidity Smart Contract Hacking)You can reach out through email at mail@ian.nl or through my company Tozetta.
Yes, at my company Tozetta we offer specialized training in cybersecurity awareness, cryptocurrency crime investigation training and blockchain security training.
No.
Recent Activity
CVE-2025-52379
Authenticated Command Injection Vulnerability in Firmware Update Feature
Jul 14, 2025Details
CVE-2025-52377
Authenticated Command Injection Vulnerability in ping and traceroute endpoint
Jul 14, 2025Details
CVE-2025-52376
Unauthenticated Remote Code Execution via Telnet Service Activation
Jul 14, 2025Details
Curaçao Hospitality & Tourism Association (CHATA) Presentation
Hacking Presentation for tourism sector (400+ participants)
May 8, 2025Details
Live Webinar Chamber of Commerce (KVK)
Live Phishing Awareness Webinar at Chamber of Commerce (KVK)
Mar 26, 2024Details
Global Cyber Skills Benchmark CTF (HTB) 2025
Global Cyber Skills Benchmark CTF (HTB) 2025 (13th place)
Feb 10, 2025Details