France · Russia · Ukraine · The Guardian Technology
The Paris prosecutor’s office has opened a formal investigation into the French attack and the prime minister, Sébastien Lecornu
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The agency subsequently reported that supermarkets using controllers from two other companies had also been targeted in the attack, but authorities have not indicated who could have been behind the incidents.
Key facts
- The Colruyt and Intermarché supermarket chains also said they had been hit by technical problems affecting fridges in five and 15 of their shops respectively, and Carrefour Belgium reported
- In Finland, the Helsingin Sanomat newspaper said shops operated by the Kesko supermarket chain were investigating similar problems, while the Dutch public radio NOS reported that the systems
- Ireland’s third-largest supermarket chain, SuperValu, said refrigeration systems limited to a specific model in 13 of its 223 shops had been affected by a cyber-incident, and that chilled and frozen
- The incidents follow an attack in France last month in which hackers seized control of cooling units in as many as 700 supermarkets, raising their temperatures as high as 50C (122F) and causing fires
Summary
Supermarket chains in at least seven European countries have said the temperatures of refrigerators and freezers in some of their shops soared overnight to as high as 50C (122F), echoing a cyber-attack last month that caused millions of euros of damage in France. Retailers in Belgium, Estonia, Ireland, Finland, Luxembourg, the Netherlands and Sweden reported problems with their refrigeration systems on Monday, and several companies confirmed they had been hacked. The EU food and agriculture commissioner, Christophe Hansen, said the repeated cyber-attacks were deeply concerning, calling them “a deliberate attempt to disrupt our food supply chain and undermine consumers’ confidence in it”. The incidents follow an attack in France last month in which hackers seized control of cooling units in as many as 700 supermarkets, raising their temperatures as high as 50C (122F) and causing fires and food losses estimated in the tens of millions of euros.