Summary

Just a couple of weeks after a cyberattack on French supermarket refrigeration systems resulted in spoiled food, and even some fires, retailers in Belgium, Ireland, Sweden, Finland, and Estonia were hit with nearly-identical attacks on Monday. The mid-October attack prompted an advisory from the French Computer Emergency Response Team (CERT-FR) recommending that organizations disconnect any refrigeration control systems with public IP addresses from the internet, and to reconnect them via a secure VPN only after verifying the configuration and, if necessary, restoring factory defaults.

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