Jurriaan Bremer
Managing Director at Recorded Future
Amsterdam, North Holland, Netherlands
Summary
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Rockstar🎓
Top SchoolJurriaan Bremer is a security-focused software leader with 14 years of experience building malware analysis and sandboxing platforms from the ground up. As CEO of Hatching and now Managing Director at Recorded Future, he led development and product strategy for Cuckoo Sandbox and the commercial Hatching Triage service, overseeing their integration and growth post-acquisition. He combines hands-on backend engineering—improving submission APIs, report generation, and database models—with deep threat-hunting expertise, contributing community signatures and IOCs to the widely used Cuckoo Sandbox ecosystem. Based in Amsterdam with a Computer Science background from the University of Amsterdam, he excels at translating hard security problems into pragmatic, production-ready tooling. Notably, he pairs entrepreneurial leadership with ongoing open-source stewardship, ensuring research-grade capabilities remain accessible to both practitioners and enterprise customers.
14 years of coding experience
7 years of employment as a software developer
Bachelor Computer Science, Bachelor Computer Science at University of Amsterdam
Stackoverflow
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Github Skills (14)
it-security10
web-development10
api10
malware10
reverse-engineering10
yara10
python10
apidoc10
anti-malware10
django10
security10
database-management8
net6
network6
Programming languages (12)
Github contributions (5)
cuckoosandbox/cuckoo
Jul 2012 - Mar 2020
Cuckoo Sandbox is an automated dynamic malware analysis system
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 releases, 2716 commits, 297 PRs in 7 years 9 months
Contributions summary:Jurriaan contributed to the Cuckoo Sandbox project, specifically focusing on the submission process and report generation. They implemented features for handling archive submissions and URL/hash submissions. Their work involved modifications to the API endpoint, improvements in error handling for file submissions, and improvements to the web interface display of analyses. The user also focused on streamlining code related to the creation and use of database models and related configurations.
system-analysiscuckoo-sandboxcuckoosecuritydynamic-malware-analysis
cuckoosandbox/community
Jul 2015 - Jun 2019
Repository of modules and signatures contributed by the community
Role in this project:Security Engineer
Security EngineerContributions:407 commits, 236 PRs, 279 pushes in 3 years 11 months
Contributions summary:Jurriaan contributed to the community repository by adding and refining signatures for detecting malicious behavior. The contributions primarily focused on identifying indicators of compromise (IOCs) related to malware and exploit techniques, including detecting injected code, recognizing malicious URLs, and identifying ransomware-related activities. The user's work involved analyzing code changes related to security tools and methods to help identify malware and potential threats.
checklistcryptographysandboxsignatures
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