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The human behind the RingZer0 Team

It used to be a one man team project. But luckily several super kind humans being decided to support the RingZer0 platform and improve it. I you guys with all my heart!


Charles F. Hamilton (Mr.Un1k0d3r)

Founder of the RingZer0 Team

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David Lebrun (davidlebr1)

David is a security consultant for a telecommunication company and has conducted penetrations test for major companies in Canada. He has been a proud member of RingZer0 Team since 2015 where it helped him hone his skills and develop a passion in security. Since then he has gotten his OSCP certification, done more CTFs and continues his learning journey in security. His favorite challenge is "Crypto Over the Network."

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Marc Olivier Bergeron (mbergeron)

Marc is currently working as a Security Consultant and was part of the DCI at ÉTS (École de technologie supérieure) during his studies. He's specializing in Web Application Pentesting and loves SQL Injection. Marc started hacking in 2015 when he joined RingZer0 and participated to all NorthSec CTFs ever since. Furthermore, MBergeron helped migrate challenges, maintained challenges and created challenges for RingZer0.

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Jonathan Pépin (Tazzo)

Victor De Luca (victorenzodeluca)

Mathieu Jacques (Alakazou)


Peter (Towel)

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Felix (Sideni)

Felix is currently finishing a software engineering bachelor degree. He started learning and practicing cybersecurity in early 2016 for which he had a passion since a long time. Since then, he has mastered SQL injection for which he gave a workshop in Montreal in 2018. He has also started creating challenges on the subject inspiring himself from various pentests he made during an internship in this field. From his learnings, he managed to reach, with his team, the 3rd place at the NorthSec CTF in 2018. After focusing more heavily on web and crypto challenges, Felix is now attacking the binary world in order to master the pwning and reversing categories.