Hackers Hijacked French Blood Plasma Freezers, Changing Temperature Settings From −30°C to 110°C

Hackers reportedly changed temperature settings on refrigeration equipment used by the French Blood Establishment, EFS, from around −30°C to 110°C after targeting its cooling service provider, Coolworld. The incident occurred overnight between November 1 and 2, 2026, raising concerns about frozen plasma stored for patient transfusions.

According to reporting published by Cyberattaque citing Le Canard…

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Source published: 04 Nov 2026, 08:05 AM IST. Source facts take precedence over AI interpretation.