Cyberattack overheats refrigeration systems at French supermarkets

Summary

The Guardian reports that hackers remotely changed temperatures in supermarket freezers, fridges and chiller cabinets across France, taking them from as low as −27C to well over 50C and leaving a mountain of food waste. It says it is unclear whether the attackers were youngsters demonstrating their skills or carried out state sabotage. This follows earlier reports that hundreds of French supermarkets were affected and food spoiled.

Timeline

1. The Guardian

   17 Oct 2026, 04:00 UTCSource ↗

   The Guardian reports that hackers remotely overrode the temperature settings on supermarket refrigeration units across France, while the attackers’ identities and motives remained uncertain.