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Russian state-linked hybrid cyber campaign targeting Denmark

Campaign
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Happening score
H score 28
1 unique sources, 1 articles

Summary

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The Russian state-linked campaign against Denmark escalated with a destructive water-utility attack and DDoS assaults tied to November's local elections, raising pressure on critical infrastructure and public trust. DDIS said the activity was part of Moscow's broader hybrid war against the West and intended to create insecurity in countries that support Ukraine. The operation matters because it blends disruptive attacks with election-period timing to amplify political and strategic impact.

Related Happenings

NoName057(16) disruptive DDoS campaign against UK and European organisations

Campaign
First: 19.01.2026 17:30 Last: 19.01.2026 17:30 Sources 1

About this happening: **NoName057(16)** and other Russian-aligned hacktivist groups are sustaining a **DoS/DDoS disruption campaign** against **UK organisations**, raising the risk of website outages a...

Open Happening

NoName057(16) pro-Russian DDoS campaign against Danish websites

Campaign
First: 19.12.2025 14:30 Last: 19.12.2025 14:30 Sources 1

About this happening: A **pro-Russian DDoS campaign** hit **Danish websites** in the lead-up to the **2025 municipal and regional council elections**, creating disruption and political pressure. The op...

Open Happening

Danish foreign office summons Russian ambassador over cyberattacks

Public Sector Action
First: 19.12.2025 14:28 Last: 19.12.2025 14:28 Sources 1

How related: "It is completely unacceptable that hybrid attacks are carried out in Denmark by the Russian side," Poulsen noted, adding that the Danish foreign office would also summon the Russian ambassador for clarifications on the incidents.

About this happening: Denmark's **foreign office** will summon the **Russian ambassador** after the **DDIS** publicly blamed **Russia** for cyberattacks on **critical infrastructure**. The move follows...

Open Happening

Pro-Russia hacktivist OT intrusion campaign against US critical infrastructure

Campaign
First: 10.12.2025 18:00 Last: 10.12.2025 18:00 Sources 1

About this happening: A coordinated **pro-Russia hacktivist** campaign is exploiting exposed **virtual network computing** connections and weak passwords to breach **operational technology (OT)** syste...

Open Happening

Timeline

  1. 19.12.2025 14:28 2 articles · 5mo ago

    Denmark attributes cyberattacks to Russian state-linked groups

    Initial Disclosure

    Danish Defence Intelligence Service said Russia orchestrated cyberattacks against Denmark's critical infrastructure, attributing a destructive water-utility attack to Z-Pentest and pre-election DDoS assaults to NoName057(16). The officials said the groups were acting as instruments of the Russian state's hybrid war against the West, and Denmark said its foreign office would summon the Russian ambassador for clarifications on the incidents.

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