Refrigerator cyberattack spreads to many European countries, spoiling food worth thousands

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What we know so far: Last month's cyberattack on French grocery store refrigerators became an expensive reminder of the risks of relying on the Internet of Things for critical infrastructure. New attacks this week show that several European countries face the same vulnerabilities, with lax security practices and obsolete systems the likely culprits.

A cyberattack on internet-connected refrigeration systems ruined food at grocery stores in at least seven European countries on Monday, with one Belgian Delhaize store estimating its losses at €100,000. The attack mirrors the one that hit French grocers in mid-October, exposing gaping security holes.

Grocery stores and chains in Ireland, Luxembourg, the Netherlands, Belgium, Sweden, Finland, and Estonia reported that refrigerators had been set to defrost, in some cases raising temperatures to 50 degrees Celsius (122 degrees Fahrenheit), spoiling food...

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