
France’s Naval Group data breach: Implications for national security and defense cybersecurity
In July 2025, the principal French naval defense contractor, the Naval Group, succumbed to a mega cyber-hack that could have undermined the backbone of the national defense. The hacker group known as “Neferpitou” claimed responsibility for the attack and posted 13 gigabytes of data samples from an alleged 1-terabyte cache














































