Swedish Power Grid Operator Hit by Everest Ransomware Attack

Sweden's power grid operator probes a data breach by Everest ransomware, raising energy security concerns.

Oct 28, 2025

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Svenska kraftnät, Sweden's national electricity transmission system operator, is investigating a data breach linked to the Everest ransomware group. The cyberattack targets critical infrastructure responsible for managing Sweden's power grid operations.

The breach raises serious concerns about national energy security, as Svenska kraftnät oversees the country's high-voltage electricity transmission network. Ransomware attacks on power grid operators can potentially disrupt electricity supply and compromise sensitive operational data.

The investigation is ongoing as authorities work to determine the full scope of the breach and any potential impact on Sweden's electrical infrastructure.

Source: Industrial Cyber

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