Portfolio of Ethical Hacker
French Ethical Hacker currently seeking an apprenticeship in Cybersecurity. Specializing in secure development (Rust, Python, Assembly), penetration testing, and infrastructure security. Passionate about CTF competitions, with expertise in both offensive and defensive security techniques.
Learn MoreWhoami
French Ethical Hacker, cybersecurity student, System & Network Administrator based in Paris, France. My expertise spans from user support to offensive security with a strong background in both Linux and Windows environments.
Currently pursuing a Master's degree in Cybersecurity, I balance academic knowledge with hands-on experience in SOC analysis, incident response, and penetration testing.
My core competencies include:
- System and Network Administration (Linux & Windows)
- SOC and Incident Analysis
- Offensive Security and Penetration Testing
- Security Intelligence Monitoring
- Programming (Python, C, Rust)
- Natural Language Processing (NLP)
I regularly participate in CTF competitions to sharpen my skills and share my knowledge through write-ups and blog posts. My approach to cybersecurity combines technical expertise with continuous learning and proactive threat intelligence.
Contact MeProjects
In Development
Sophisticated ransomware with EDR and AntiVirus bypass capabilities developed for research and educational purposes.
Development of an Assembly program for encryption/decryption with IV and secret key generation for AES CBC mode (128, 192, and 256 bits).
Completed
Encryption/decryption program that incorporates a computer worm, supporting AES CBC mode with 128, 192, and 256-bit keys, including key and IV generation.
Advanced DuckyScript coding and sophisticated payloads for security research and penetration testing scenarios.
Deployment of Debian 12 server with GLPI web application, including data migration from old server and GLPI updates.
Deployment of Debian (Arch Linux etc...) with LVM and encrypted partition
IDS/IPS deployment with Suricata on Debian server to check network trafic. Build with specific rules
Network analyse. Deployement of Wazuh Server, Wazuh agent (Dashboeard, Manager, Master... Wazuh server cluster
Design and implementation of various shellcode techniques for systems research and security analysis.
Development of polymorphic code techniques and analysis methodologies for security research.
Focusing on finding hash (ciphertext) and his plaintext format.
To see my public projects and contributions, check out my profiles:
Curriculum Vitae
Education
ESGI - Master's Degree in Information Security
Expert in System-Network Architectures and Computer Security - 2024-2026
ESGI - Bachelor in Information Security
Software and Network Project Manager - 2023-2024
INALCO - Dual Degree
Computer Science specializing in NLP and Turkish Language - 2020-2023
Professional Experience
Still-Link
January 2025 - April 2025
- Cybersecurity Engineer
- Rust Developer
- Python Developer
- Assembly Developer
- Network Technician
- Telecom Technician
System and Network Administrator - Paris
2023 - December 2024
- User and Network Support Technician
- Windows System and Network Administrator
- Linux System and Network Administrator
- SOC Analyst
- Incident Analyst
- Offensive Security Specialist
- Security Intelligence Monitoring
1DWEB - Cybersecurity and Web Developer Intern
Paris, since 2023
Leisure Center Activity Leader
Paris, since 2020
Phone and Computer Repair, Sales
Since 2019
BELLE CREATION - Team Manager
2017-2018
Certifications & Technical Skills
Certifications
- CCNA
- Cisco Network Defense
- Cisco Endpoint Security
CTF Platforms
- TryHackMe
- HackTheBox CTF
- RootMe
- Pwn.college
- Participation in 404CTF 2023/4
Technical Skills
- System-Network Administration (Linux & Windows)
- Programming: Python3, C, Rust, x86 Assembly
- Risk and vulnerability analysis
- Penetration testing
- Network routing and switching
- Active Directory
- WiFi security
- NLP: SpaCy, NLTK, Unitex, Tropes
- Data analysis: Pandas, scikit-learn
Languages
- Turkish: Bilingual
- English: Professional working proficiency
- French: Native
Interests
- Kung-Fu Wing-Chun (4 years, Black belt level)
- Self-defense (6 years)
- Sanda (kick-boxing & wrestling, 4-5 years)
- Kung-Fu Wushu (11 years)
Blog & CTF WriteUps
I regularly share my discoveries, analyses, and CTF challenge solutions. As a cybersecurity enthusiast and participant in platforms like TryHackMe, HackTheBox, RootMe, and 404CTF, I document my learning journey and technical findings:
Technical deep dive into the mechanics of polymorphic malware, detection strategies, and modern analysis techniques based on my research and development experiences.
Read MoreComprehensive guide to tackling challenges on HackTheBox, including Kerberoasting, BloodHound analysis, and lateral movement techniques.
Read MoreStep-by-step guide for deploying and hardening a Debian 12 server for web applications, with NGINX, TLS configuration, and security best practices.
Read MoreContact
Have a question or interested in collaborating on a project? Feel free to reach out. I'm always open to discussing cybersecurity challenges, CTF competitions, or potential opportunities.
Contact Information
Email: mustapha.hilaloglu@gmail.com
Location: Paris, Île-De-France
LinkedIn: linkedin.com/in/Mustapha-hilaloglu
GitHub: github.com/Gordibus