Sebastien Dudek
Founder And CEO at PentHertz
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolSebastien Dudek is a founder and CEO with 14+ years of hands-on experience in network and telecommunications security, specializing in mobile baseband, power-line communications (HomePlug AV/GreenPHY), and practical attacks on wireless systems like Wi‑Fi and RFID. He has a strong research background—publishing on interception, mapping, and fuzzing of radio-communication stacks—and has driven vulnerability discovery at companies including Trend Micro, Synacktiv, and Sogeti. As an active contributor to the Scapy project, he enhanced protocol layers for PLC chipsets and LoRa, improving tooling used broadly by security and networking practitioners. Based in Paris and trained at EFREI, he blends deep protocol-level expertise with entrepreneurial leadership and a persistent focus on real-world exploitability rather than theoretical risk.
13 years of coding experience
3 years of employment as a software developer
Master's degree, Computer Systems Networking and Telecommunications, Master's degree, Computer Systems Networking and Telecommunications at Ecole d'Ingénieurs des Technologies de l'Information et du Management / EFREI
English, Polish, French
Stackoverflow
1reputation
57reached
0answers
1question
Github Skills (9)
network-security10
packet10
packet-injection10
python10
scapy10
lorawan10
network-analysis9
network9
unit-testing9
Programming languages (8)
Github contributions (5)
secdev/scapy
Nov 2019 - Jan 2021
Scapy: the Python-based interactive packet manipulation program & library.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 reviews, 20 commits, 5 PRs in 1 year 2 months
Contributions summary:Sebastien primarily focused on enhancing the Scapy library by implementing and refining layers for specific network protocols and devices. Their contributions involved adding support for new PLC chipsets, including HomePlug AV, HomePlug GREENPHY, and Smart Cities (SG) layers. The user also addressed PEP08 errors, updated unit tests, and fixed various code issues, contributing to the stability and functionality of the library's network packet manipulation capabilities. Further, the user addressed errors and implemented changes within the LoRa PHY and LoRaWAN layers, contributing to Scapy's capabilities in supporting wireless network protocols.
pythonpython2manipulationsecurity-toolsscapy
Synacktiv-contrib/Modmobmap
Jun 2018 - May 2020
Map 2G/3G/4G and more cellular networks in real live with a simple smart phone, pretty much like osmocomBB monitoring feature.
Contributions:8 commits, 2 PRs, 7 pushes in 1 year 11 months
phonebadukmapkaiossmart-phone
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