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Attackers put supermarket refrigeration systems in defrost mode in France

ipinfo.io 10 min read Editor score 7/10

The account says attackers pushed refrigeration systems into defrost mode, with some units reaching 50°C, and examines internet scans of the systems before the attack. It illustrates how exposed industrial controls can turn security failures into physical and operational damage.

What

Cyber attackers put refrigeration systems in hundreds of French supermarkets into defrost mode, warming fridges and freezers.

How

Weekly internet scans found 1,331 exposed French dashboards; 85% ran software with known flaws, including 527 unsupported controllers.

Why it matters

The incident highlights the operational risk of internet-exposed industrial controls; France’s cyber agency advised disconnecting them or restricting access.

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