Cyberattacks raise supermarket freezer temperatures in Europe
The incidents show how attacks on store systems can spoil food before staff notice.
Tuesday 3 November · 02:25 · 1 min read
In 30 seconds
- Supermarket groups reported refrigerator and freezer problems in Belgium, Luxembourg and Sweden on 2 November 2026. [1]
- At one Stockholm store, freezers reportedly reached 50°C and food was ruined before staff noticed the problem hours later. [1]
- Sweden’s cyber security agency said it was investigating and had found vulnerable operational technology that needed security updates. [1]
What happened
Reuters reported that hackers altered refrigerator and freezer settings at supermarket stores in several European countries. Ahold Delhaize and Colruyt said stores in Belgium and Luxembourg were affected, while Swedish chains ICA and Coop also reported temperature increases. Sweden’s national cyber security centre said it was investigating; the report did not identify who was responsible.
Why it matters
The report describes food losses after store refrigeration systems were altered. It reports no similar incident in Cambodia, but shows how connected equipment can affect food storage when its controls are compromised.
Background
The report said a similar attack occurred in France the previous month, affecting hundreds of supermarkets, according to police. No group had claimed responsibility for the incidents, and Moscow had denied involvement, the report said.
Key terms
- Cyberattack
- An attempt to access or disrupt computer systems without permission.
- Operational technology
- Digital systems that monitor or control physical equipment, such as refrigeration units.
- Hybrid attack
- A term for using different methods together to create disruption or pressure.
Timeline
- 2 November 2026 Supermarket groups reported altered refrigerator and freezer settings across several European countries.
- The previous month A similar attack was reported in France, where police said hundreds of supermarkets were affected.
Sources (1)
[1] Fresh News ទូទឹកកកតាមផ្សារទំនើបជាច្រើននៅទូទាំងអឺរ៉ុប រងការវាយប្រហារតាមប្រព័ន្ធអ៊ីនធឺណិត, ខូចខាតអាហារយ៉ាងច្រើនសន្ធឹកសន្ធាប់ 2 Nov Read originalWas this explainer clear?
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