Joel Ossi
Managing Director at THE BIZZ HUB
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolJoel Ossi is a managing director and founder of WebSec B.V. with nine years of hands-on experience in offensive security, red teaming, and exploit research. He combines deep technical expertise—OSCP, CISM/CISA, Azure security certifications—and practical SIEM/detection engineering skills, having developed custom KQL detection rules for Microsoft Sentinel and automated pentest reporting. Joel has worked across academia, banking, and enterprise environments, led SOC/Cyber Defense Center setups as a thesis topic, and contributes to crowdsourced platforms like HackerOne, Synack and huntr.dev. Fluent in Dutch, English and Hebrew, he blends technical rigor with consulting and teaching experience, and quietly focuses on building reproducible tooling and bespoke detection content that scales across clients.
10 years of coding experience
6 years of employment as a software developer
Niveau 4 - Systeembeheerder, Computer Installation and Repair Technology/Technician, Niveau 4 - Systeembeheerder, Computer Installation and Repair Technology/Technician at Nova CollegeBachelor's degree, Information Technology, Bachelor's degree, Information Technology at Inholland University of Applied SciencesBachelor's degree, Information Technology, Bachelor's degree, Information Technology at HU University of Applied Sciences Utrecht (Hogeschool Utrecht)Bachelor of Science - BS, Computer and Information Sciences, General, Bachelor of Science - BS, Computer and Information Sciences, General at NOVI Hogeschool
Russian, hebreeuws, English, Dutch
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (145)
penetration-testing10
testing10
security10
threaded10
owasp10
application-security10
pentesting10
phishing10
ctf10
gophish10
hacking10
webservice10
web-security10
hook9
golang9
Programming languages (19)
Github contributions (5)
websecnl/UAC-Bypass-Exploit
Apr 2018 - Apr 2018
Contributions:21 commits, 17 pushes, 1 branch in 3 days
websecnl/JS_Downloader
Nov 2017 - Jun 2018
Contributions:46 commits, 39 pushes, 1 branch in 7 months
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