Cyber attack hits French blood banks but no blood products compromised

On November 2, 2026, French blood banks were targeted by hackers who attempted to increase storage temperatures to dangerously high levels but were detected before any damage could occur. The incident follows recent cyberattacks on refrigeration systems in supermarkets across Europe, where hackers remotely accessed controls and caused significant financial losses due to spoiled food. In France, the national blood service (EFS) confirmed that three cold storage sites for blood products faced temperature hikes but no blood supplies were compromised thanks to early detection and security measures. Authorities are now investigating the extent of equipment potentially affected and timelines for safe system returns. This wave of attacks has sparked concerns over critical infrastructure safety and potential future threats from AI-enabled cyberwarfare, with some experts attributing such incidents to Russia.