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Description

Cybersecurity engineer specializing in embedded systems, connected objects (IoT), and Android environments.

What I do specifically:

Security audits on Android & OS applications (reverse, privileges, permissions)

Penetration tests on embedded and industrial systems

Firmware analysis and reverse engineering (ARM, x86)

Communication security (CAN, Ethernet, UDS, MAC)

My background as an electronics engineer gives me a solid hardware/software understanding, ideal for assessing the security of complex systems.

Rigorous methodology based on risk analysis, OWASP standards, MITRE ATT&CK, and an offensive-defensive approach.

Responsive, serious, and results-oriented.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Paris (up to 50km)

Client confidentiel
Full Reverse Engineering – Electric Vehicle Charging ECU
June 2025 - Today (1 year and 2 months)
Extraction and analysis of embedded binary (ECU firmware)
Search for cryptographic keys and embedded secrets (hardcoded keys, etc.)
Study of firmware protection mechanisms: signature, bootloader lock, checksum
Identification of encryption algorithms used
Analysis of CAN bus exchanges between vehicle and charging system
Simulation of a charging station to observe vehicle behavior and test exchange robustness
scapy JTAG Fuzzing Ghidra Cryptography
Akkodis
Security Audit of a Critical Android Application for Civil Security
AUTOMOBILE
November 2023 - Today (2 years and 9 months)
Paris, France
Source code and runtime behavior analysis, vulnerability detection (permissions, reverse, intents, triggers, root detection). Work on Android layers (Java, Linux Kernel).
Skills: Android, Reverse Engineering, Python, C/C++, Linux, Mobile Security
Risk Analysis code audit Linux Java C/C++ Programming
AKKA TECHNOLOGIES
Embedded Security Validation – Message Authentication Code for Automotive System
AUTOMOBILE
October 2021 - October 2022 (1 year)
Paris, France
Responsible for the complete management of functional and security validations for MAC (Message Authentication Code), used in an embedded security context for vehicle message protection.
In-depth reading and interpretation of the MAC specification
Support for suppliers to understand and correctly implement the protocol
Implementation of a technical validation plan: scenarios, edge cases, errors, invalidations
Design and execution of tests for writing, reading, modifying, and altering MAC messages
Analysis of CAN and Ethernet frames to verify the integrity and compliance of the implementation
Writing audit and validation reports for project teams
Cybersecurity electronic engineering CAN Ethernet UDS

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Master 2 Electrical Engineering and Industrial Computing
Université de Cergy-Pontoise
2013
CERTIFICATE Reverse Engineering
ESIEA
2024
6 weeks of in depth reverse engineering overview : x86, x64, arm32, arm64, android, iOS, windows, embedded systems, obfuscation, cryptography, fuzzing, automation, symbolic execution.

Google Cyber security
GOOGLE
2024

Other

Papa Diatta

Pentester-IoT|Android|Embedded|ReverseEngineering

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