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Abdoulaye Katchala Mele (Alph4kam)

Rennes, France

I’m a cybersecurity research intern. I enjoy playing CTFs, solving challenges and learning new things, particularly in reverse engineering and binary exploitation.

CTF Journey

Honors

3rd place – ECW CTF 2025 (Team)

European Cyber Week

November 2025

Top of class – Master’s degree

University of Rennes

2026

Top of class – Bachelor’s degree

University of Artois

2024

Top National Rank – Baccalauréat

OBEECS Niger

2021

ionicons-v5-e Experience

DRM Security Research Internship

March 2026 - Present
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Inria

I'm currently working on a research project focused on the security of Digital Rights Management (DRM) systems on android, with a focus on Google’s Widevine DRM.

Secure Compilation Internship

May 2025 - August 2025
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Inria

I contributed to design a custom GCC attribute to mark secrets and a plugin to track them in memory, with detection of missing zeroization and non-constant-time usage.

IoT Security Internship

March 2024 - August 2024
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Decima

I worked on risk analysis for information systems, conducted penetration testing and secured communication protocols, and contributed to the deployment of a Public Key Infrastructure (PKI).

Education

Master's Degree in Cybersecurity

September 2024 - Present
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University of Rennes

With High Honors

Bachelor's Degree in Computer Science

September 2021 - June 2024
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University of Artois

With High Honors