Cyberattack on France’s national blood service (EFS) via its refrigeration contractor Coolworld. Hackers reset freezers keeping blood donor samples at -30°C to a target of 110°C. The thing that stopped it from destructive impact was an on-call technician who noticed the temperatures going up. Frozen plasma intended for transfusion was stored there too. Fortunately nothing was destroyed. This was a cyberattack on a sensitive layer of healthcare. From frozen peas to frozen plasma in three weeks...