// cours

Cours Mastery.

Des cours interactifs — pas des PDF morts. Théorie, labs pratiques, challenges liés et un certificat. Le module 1 de chaque cours est gratuit.

From zero to your first paid bug — how programs work, how to hunt in scope, and how to write a report that gets rewarded.

Turn public information into verified, documented intelligence — the disciplined, ethical way professionals actually work.

The web attack surface end to end — how vulnerabilities arise, how to find them methodically, and how to report them, practised on isolated targets.