The event that shook the world on October 19, 2025, was not a natural disaster or a financial collapse, but the sensational theft of Napoleon’s jewels from the Louvre Museum. Beyond its historical and artistic value, for the cybersecurity community, this episode represents the most educational and costly Physical Pen Test case study of the year. The Louvre, with its multilayered security protocols, advanced sensors (biometric, seismic, infrared) , and elite security team, can be conceptualized as the physical equivalent of a corporate network with a Zero Trust architecture and a next-generation WAF/Firewall . Its breach demonstrates that true resilience is not