European Supermarkets Upgrade Security After Fridge Hacks

European supermarkets are upgrading their security systems after a wave of cyberattacks tampered with refrigeration units across eight countries. Stores were forced to discard large amounts of food following the remote temperature adjustments. Cybersecurity experts advise retailers to disconnect vulnerable devices immediately.

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An employee works on empty freezers in a store where a cyberattack has taken down several of its freezers in Stockholm, Sweden, November 2, 2026. REUTERS/Marie Mannes

Supermarkets across Sweden and seven other European countries scrambled on Tuesday to upgrade security systems after a second wave of cyberattacks raised temperatures in commercial fridges and freezers. The coordinated intrusions forced retailers to discard vast quantities of spoiled food.