Cyberhack Melts Supermarket Freezers Across 11 European Countries to 122°F

In a chilling cyberattack nightmare, supermarkets across 11 European countries—including Belgium, Sweden, Ireland, Germany, and Italy—suffered a coordinated hacking that blasted their refrigerators and freezers to a balmy 50°C (122°F). This fiery faux pas on the cool side happened overnight between November 1st and 2nd, 2026, causing massive food spoilage and financial hits like the Belgian Delhaize chain losing roughly €100,000 worth of just discarded veggies and fruits.

How did hackers pull this? These refrigerated units are managed remotely via internet-connected controllers, often manufactured by Denmark’s Danfoss. Hackers infiltrated these control systems to activate “defrost mode” permanently—normally a brief heating to melt frost buildup—then held the heat up nonstop, turning these chill zones into ovens. Despite warnings and fixes after a similar incident in France just three weeks earlier that took down around 700 stores, some locations didn’t implement updates, making them sitting ducks.

What makes this attack particularly freaky is the target: instead of your usual money-grabbing ransomware, food was the weapon. No ransom notes, no extortion attempts—just calculated sabotage aiming to destabilize Europe's food supply chains and consumer confidence. Officials remain baffled over the motive and attacker identity, with theories ranging from amateur mischief (Romanian cyber chief Dan Țîmpean’s take) to deliberate economic warfare (EU food commissioner Christoph Hansen’s warning).

Adding global eeriness, the U.S. Defense Department is investigating similar freezer breakdowns at military base stores, possibly tied to the same cyber threats. Meanwhile, Japan battles its own cyber woes, predominantly targeting personal data. But messing with food that feeds millions? That’s a new cold war on groceries.

In Japan’s aging infrastructure world, many IoT devices and industrial equipment desperately need software patches or hardware upgrades to keep up with cyber threats—just like these European supermarkets. The simplest defense? Cut those control devices off from the open internet and manage them via dedicated secure channels, because convenience without security is just an open invitation for digital chaos.

This incident isn't just about spoiled food or lost money, it's a terrifying preview of how connected technology—when hacked—can mess with real-world basics like feeding people. And no, your fridge probably can’t suddenly fry your ice cream. Yet.