Gabriel Thierry

Gabriel Thierry is an investigation journalist working as a freelance contributor across French and international media, with a specialisation in cybercrime, cybersecurity, and the intersection of digital technology with law enforcement and defence. He has published in Le Monde, Libération, L'Express, Le Canard Enchaîné, Marianne, Numerama, ZDNet.fr, Dalloz actualité, L'Essor de la gendarmerie, La Gazette des communes, Intelligence Online, La Lettre A, Le Télégramme, We Demain, and l'Usine Digitale, among others. At Le Monde, his work has included investigations into French hacker group ShinyHunters, McDonald's loyalty point fraud schemes, and a mass text message scam case brought to trial in France. He also contributes to LeMagIT on cybersecurity topics, with published pieces covering crypto-asset transaction obfuscation and cybersecurity industry developments.

Since September 2021, Thierry has edited and authored Pwned, a newsletter focused on cybercrime narratives including hacking and large-scale digital fraud. His freelance journalism career began in May 2017. He has also written on digital assets, with a bylined investigation into the Mt. Gox affair published via The Big Whale. Beyond digital and security topics, Thierry is the author of La Bière Bretonne (2017, Éditions du Coin de la rue), which received the Gourmand World Cookbook Award bronze medal in 2018, and co-authored the photographic work Dunkerque as well as Sur la route des bières du Nord-Pas-de-Calais. He studied at the Institut d'Études Politiques de Grenoble from 2006 to 2007.