Deo Gracias Laurent Sekongo
👨‍💻

Deo Gracias Laurent Sekongo

Cybersecurity engineer in Paris, France

Welcome to my profile — Currently improving my skills in defensive security (SIEM, EDR...)

8 months ago

About

Cybersecurity & Networking enthusiast. Like science in general. I like reading manga (HxH the greatest manga), novels and, my favourite of all genres, philosophical books (currently reading J.J. Rousseau).

Work Experience

2023 — Now
Paris, Île-de-France, France

(Internship since October)

My end-of-study internship

Topic: Comparative analysis of different risk analysis/management methods

  • ISO 27005

  • EBIOS RM

  • OCTAVE

Additional assignments :

  • Writing the material for a network and cybersecurity training course (skills transfer) ✅
  • Setting up a sensitive or restricted information system (ANSSI SI DR)
2023 — 2023
Valence, Auvergne-Rhône-Alpes, France

(Internship from April to September)

🔶 SOC Analyst N1/N2

🔹 Study and implementation of a Honeypot solution for Active Directory.

I worked on Honeypot implementations and the associated detection rules on the SIEM side:

  • Fake service accounts (Honeyaccount -> Intrusion, Kerberoast, ASREP Roast)

  • Fake credentials in key servers memory (Honeytoken -> Intrusion and Lsass Dump)

  • DNS bait (Honeypot -> DNS Responder)

🔹 SOC Tools:

  • SIEM —> The Hive

  • Log management —> Logstash, GrayLog

  • EDRs —> Malwarebytes, Sentinel One, Sophos XDR

  • Visualization —> Graphana

  • Correlation tool : Reveelium (iTrust)

Education

2019 — Now
Rennes, Bretagne, France

Cybersecurity engineer

  • Cybersecurity law and policy
  • Network security & OS
  • Pentest
  • System monitoring and security auditing
  • Cryptology and data protection
  • Network virtualisation
2019 — 2021
Yamoussoukro, Ivory Coast

Engineer degree in Computer Science

  • Data Structures and algorithms (C, JAVA, Python, PHP)
  • Web programming (PHP, JAVA)
  • Database (SQL, NoSQL)
  • Networking (LAN, routing & switching)
  • Mobile network (4G, 5G)
  • Transmission (EM-Waves)
  • Graph theory
  • Optimization
2017 — 2019
Yamoussoukro, Ivory Coast
  • Mathematics
  • Physics
  • Chemistry
  • Programming with Python