Jan Veldhuis
Hacker Entrepreneur at Chapter8 | Purple Team Security
The Hague, South Holland, Netherlands
Summary
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SeniorJan Veldhuis is a hacker-entrepreneur and seasoned cybersecurity professional with 10 years’ experience specializing in DevSecOps, red teaming, and offensive security research. As co-founder of Chapter8 and founder of TigerTiger, and now leading AKASEC, he designs realistic Black Team/Red Team exercises informed by hands-on experience with government clients and national police cyber volunteering. He combines practical DevSecOps engineering with advanced ethical hacking—known for capturing flags and escaping containers—to surface vulnerabilities that traditional assessments miss. Based in The Hague, he bridges high-level security strategy and technical execution, delivering actionable remediation plans and resilience testing for complex enterprise and public-sector environments.
11 years of coding experience
9 years of employment as a software developer
Github Skills (49)
crypto10
rise10
javascript9
pool9
webrtc9
slack9
chat9
mining9
collaboration8
blockchain8
shift8
meteor8
communications7
data-protection7
vagrantfile7
Programming languages (8)
Github contributions (5)
RiseVision/rise-explorer
Jun 2017 - Feb 2020
RISE Explorer for viewing RISE blockchain data.
Contributions:42 commits, 14 PRs, 30 pushes in 2 years 8 months
blockchain
RiseVision/rise-desktop
May 2017 - Sep 2017
Contributions:1 release, 13 commits, 2 pushes in 3 months
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