Cyberfeed6Updated November 13, 2026.

Cyberfeed6 › Countries › Denmark

Cyber attacks and incidents in Denmark

3 IT, OT and crypto incidents involving Denmark are listed for May to November 2026 (3 IT). The most common kinds are data breach, ransomware & extortion. The country is where the affected organizations or users are, not where the attackers are.

• 3incidents listed
• November 11most recent incident

Incidents involving Denmark

• Maersk confirms data was taken from an old logistics system after an extortion group demands $5 million

  IT November 11, 2026 · Ransomware & extortion

• University of Copenhagen breach, about 525,000 people

  IT October 27, 2026 · Data breach · Roundup: Help Net Security: week in review, October 26 to 30, 2026

• Novo Nordisk clinical trial data copied, systems shut

  IT June 11, 2026 · Data breach · bleepingcomputer.com

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