The Danish Defence Intelligence Service (DDIS) assessed that Danish websites were targeted by a series of denial-of-service attacks in the run-up to the 2025 municipal and regional council elections [1]. The agency stated that NoName057(16), the group behind the DDoS attacks, has links to the Russian state [1]. Officials assessed that the election timeline was used to attract public attention and placed the activity within the context of broader influence operations [1].
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Backfill: this event became public on Dec 18, 2025 and we added it on Nov 10, 2026. It is not a new event.
MediumMonitoringBackfillMedia reported
Danish Defence Intelligence Service Assesses NoName057(16) Launched DDoS Attacks Against Danish Websites Ahead of 2025 Local Elections
1 min read
- Disclosed
- Dec 18, 2025
- Published
- Nov 10, 2026
- Last updated
- Nov 7, 2026
- CVSS basis
- Our assessment
- Attack vector
- Impact
- Actor type
- Motivation
On this page
30-second summary
What happened
Who is affected
Industries mainly affected: Government, Cross-industry
What to do nowOur advice
Officials assessed that the election timeline was used to attract public attention and placed the activity within the context of broader influence operations [1].
Timeline
- Incident publicly disclosed[1]
Technical details
Source-Supported Details
DDIS assessed that NoName057(16) conducted attacks against Danish websites ahead of the 2025 local elections and noted the group's links to the Russian state. Specific affected websites are subject to the original source text and are not separately enumerated here [1].
Source excerpt: "The Danish Defence Intelligence Service (DDIS) assesses that Russia was behind a destructive cyber-attack on a Danish water utility in 2024 and a series of DDoS attacks on Danish websites in the run-up to the 2025 municipal and regional council elections." [1].
References
Media1
- [1]
“The Danish Defence Intelligence Service (DDIS) assesses that Russia was behind a destructive cyber-attack on a Danish water utility in 2024 and a series of DDoS attacks on Danish websites in the run-up to the 2025 municipal and regional council elections.”
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