Unplug smart fridges, French supermarkets told after cyberattack

After a cyberattack ruined chilled food stocks at hundreds of French supermarkets, CERT-FR advised disconnecting refrigeration control systems with public IP addresses from the internet and reconnecting them only via a secure VPN. Affected controllers initially included Danfoss AK-SC and AK-SM, later joined by Dixell and Copeland models.

• CERT-FR advises disconnecting refrigeration controllers with public IPs and using a VPN instead
• Danfoss AK-SC and AK-SM were listed first, then Dixell and Copeland models were added
• Dixell urged users to upgrade XWEB 1.12.1 or older and change default passwords
• Groupement Mousquetaires, which runs Intermarché and Netto, was among the hardest hit