Hi 👋, I’m Lucas (aka siefr3dus)
I’m currently pursuing a Master’s degree in Information Security at Ynov Bordeaux, France.
Cyber Security Consultant @ Cabinet Thierry MEYER Consultants – Bordeaux, France
September 2025 – Present
Application Security Engineer @ DGFiP – Bordeaux, France
September 2024 – September 2025
- Member of the Code Review team performing secure code reviews, helping the teams triaging the findings.
- Conducting penetration tests on large scale web and mobile apps.
- Delivering application security training to development teams.
- Building tailored tools to detect and exploit vulnerabilities within proprietary frameworks.
Cybersecurity Intern @ Knock Knock – Bègles, France
June 2024 – July 2024
- Developing Python tools to automate penetration testing workflows.
- Researching tools and techniques in penetration testing.
- Conducting web application penetration tests.
My Links
Reach out at: [email protected]