Marco Jansen Of Lorkeers
Security Specialist at ThreatLabs
Arnhem-Nijmegen Region Netherlands
Summary
👤
Senior🎓
Top SchoolMarco Jansen Of Lorkeers is a Security Specialist with 11 years of hands-on experience in network and web/API penetration testing, currently co-founding and working at ThreatLabs in the Arnhem-Nijmegen region. He has a strong consulting background at Verizon Enterprise Solutions where he led penetration test delivery, developed reporting tooling and standards, and provided presales and QA support. Marco’s career spans roles from network engineering to senior security consulting, giving him a rare blend of deep infrastructure knowledge and offensive security expertise. He consistently builds practical testing infrastructure and tooling to scale assessments and improve report quality. Active in the Dutch security community as a member of Cybermeister, he brings both entrepreneurial drive and operational rigor to security engagements. Trained in telecommunications engineering, Marco leverages protocol- and network-level insight to find subtle attack paths that others often miss.
10 years of coding experience
13 years of employment as a software developer
Telecommunications Engineering, Telecommunications Engineering at Deltion College
English, German, Dutch
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (9)
enumerator10
scanner9
python-ssl9
pure-python8
ja38
security7
ssl7
python6
tls135
Programming languages (1)
Github contributions (2)
ThreatLabsNL/TLScan
May 2015 - Dec 2016
Pure python, SSL/TLS protocol and cipher scanner/enumerator.
Contributions:3 commits, 2 PRs, 31 pushes in 1 year 6 months
scannerpythonsslja3security
mjol/TLScan
May 2015 - May 2015
Contributions:2 pushes, 1 branch in 1 day
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