Lyce · Hybrid Watch

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Belgium: refrigeration incidents at Delhaize and Carrefour, cyberattack suspected

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During the night leading into 2 November 2026, refrigeration temperatures rose sharply at Belgian businesses. Delhaize acknowledged an IT incident affecting some refrigeration systems; ANP and NL Times report at least 40 Delhaize stores affected and Carrefour Belgium stating that fifteen stores were affected. Butcher shop De Laet & Van Haver also reported a temperature increase. Media describe a cyberattack, but its malicious origin, the responsible actor and any link to the Swedish incidents or the French supermarket attack in October are not established. The report does not confirm an impact on Albert Heijn stores in the Netherlands.

Occurrence
Publication
First observed
Review status
Reviewed
Countries
Belgium
Updated

Attribution

Not specified

Facts

Established

  • ANP and NL Times report that Carrefour Belgium said fifteen of its stores were affected on Monday morning.
  • Delhaize acknowledged an IT incident affecting some of its refrigeration systems in Belgium.

Alleged

  • At least 40 Delhaize supermarkets in Belgium were reportedly affected by the refrigeration disruption.
  • Belgian media described a cyberattack, but Delhaize only confirmed an IT incident.
  • Delhaize and butcher shop De Laet & Van Haver reported a sudden sharp rise in refrigeration temperatures.

Unknown

  • Exposure of Albert Heijn stores in the Netherlands was not confirmed; the Netherlands is not an affected country established by this report.
  • The source does not establish Russian state responsibility.
  • The source does not establish involvement by a Russian actor.
  • The technical cause, responsible actor and any operational link to the Swedish incidents or the French attack in October are not established.

Sources

  1. Role
    Primary evidence
    Publication

    Delhaize acknowledged an IT incident affecting refrigeration systems in Belgium. ANP and NL Times report at least 40 Delhaize stores affected and a statement from Carrefour Belgium that fifteen of its stores were affected. Belgian media described a cyberattack, while Delhaize used the term IT incident.