Théo Letailleur
CSIRT Incident Responder at Synacktiv
Paris, Ile-de-France
Summary
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Rockstar🎓
Top SchoolThéo Letailleur is a CSIRT Incident Responder with a decade of hands-on experience in cybersecurity, currently helping defend clients at Synacktiv from his base in Paris. He previously spent four years at Airbus CyberSecurity advancing incident response and SOC integration, combining operational threat handling with practical tooling improvements. An INSA CVL alumnus, Théo pairs formal security training with applied engineering—contributing backend enhancements to the collaborative DFIR platform IRIS to improve data integrity, access control and analyst workflows. He brings a pragmatic focus on making incident response platforms more reliable and user-friendly, and is a co-creator of the dfir-iris project, signaling a commitment to community-driven DFIR tooling.
10 years of coding experience
Sécurité et Technologie Informatiques, Sécurité / sûreté de l''information des systèmes informatiques, Sécurité et Technologie Informatiques, Sécurité / sûreté de l''information des systèmes informatiques at Institut National des Sciences Appliquées Centre Val de Loire
Stackoverflow
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0reached
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Github Skills (16)
database-migrations10
database-migration10
incident-response10
postgresql10
python10
flask-ask9
flask9
sqlalchemy9
computer-forensics9
cas9
alembic8
rest-api8
api-rest8
restful-api8
api-design8
Programming languages (4)
Github contributions (5)
dfir-iris/iris-web
Dec 2021 - Nov 2022
Collaborative Incident Response platform
Role in this project:
Backend Developer
Backend DeveloperContributions:59 reviews, 23 commits, 36 PRs in 11 months
Contributions summary:Théo primarily contributed to backend development, focusing on incident response platform features. Their work involved fixing database migrations, modifying the application's post-initialization routines, and implementing access control refreshes. They also made improvements to case task management, adding features for unassigned tasks, multi-select analysts, and auto-saving functionality for notes and summaries. These changes suggest a focus on improving the platform's data management and user experience.
forensiccollaborativepythonincident-responsecsirt-tooling
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