Summary

Late Sunday night, a still-unknown cybercriminal or group hacked thousands of remote-controlled refrigeration systems across hundreds of French grocery stores , spiking temperatures, spoiling food, and sparking fires. This is part of an ongoing trend of attacking physical systems that can do damage in the real world. In August, a ransomware attack disrupted building-management systems at a Canadian hospital, affecting door access controls, central HVAC monitoring, and the issuing of staff access cards.

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