Jeroen Diel
Owner at DSEC Consulting
Hoorn, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolJeroen Diel is a veteran security consultant and founder based in Hoorn, Netherlands, with over 15 years in IT and a decade focused on hands-on security assessments, secure code reviews, and PCI/PA-DSS compliance. He leads security teams for public and private organizations, runs his own consultancy DSEC Consulting, and delivers training on ransomware prevention and application/network security. Comfortable as both an individual contributor and team lead, he has scoped and managed complex engagements for clients like ING, Euroclear and the Dutch Ministry of Health. Known self-described as a "random security nerd," he combines deep technical testing skills with practical architecture and hardening guidance, often bridging the gap between compliance and real-world exploitability.
10 years of coding experience
7 years of employment as a software developer
MAVO, MAVO at PrismaTechnical Computer Science, Technical Computer Science at MTS Hoorn
English, German, Dutch, php
Stackoverflow
101reputation
0reached
1answer
0questions
Github Skills (76)
debian9
ubuntu9
sudo9
hardening9
distributions9
ics-security9
auditing9
linux8
nse8
ssh8
esp82668
nsescript8
exploit8
kernel8
jquery-plugin7
Programming languages (7)
Github contributions (5)
ITNerdbox/exploits
Feb 2017 - Mar 2019
Contributions:21 commits, 26 pushes, 1 branch in 2 years 1 month
ITNerdbox/OS-Hardening
Nov 2017 - Jan 2022
Hardening the Linux operating system for Debian like distributions.
Contributions:58 commits, 55 pushes, 1 branch in 4 years 3 months
kerneldistributionsoperating-systemsshlinux
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