Graduate from University of California, Los Angeles (1986), Stanford University (1989), École Pour l’Informatique et les Techniques Avancées (1992) and HEC Paris (2011), he has worked during 20 years in the information security and computer network sectors. In parallel, he became responsible of the “systems, networks and security” courses at EPITA (1995-1999) before founding the École pour l’informatique et les nouvelles technologies in 1999. In 2000, he hacked the website of the Prime Minister of France to highlight its vulnerabilities. In 2013, he founded 42 with Xavier Niel.