2022---after-the-cyberattack--the-data-of-the-center-hospitalier-sud-francilien-revealed May 2026

The August 2022 LockBit 3.0 ransomware attack on France's Center Hospitalier Sud Francilien (CHSF) caused critical IT paralysis and resulted in the release of 12 gigabytes of sensitive patient and staff data on the dark web. Following the refusal to pay a $10 million ransom, the incident forced significant patient diversions and surgical delays, prompting a French government funding increase for hospital cybersecurity. Read more details at BleepingComputer .