Denmark
Primarily a target
—
6 received·
0 initiated·
2 responses
·EU · NATO
In the last 60 days, 6 new cyber operations involving Denmark were added to the database: no change compared to the previous period. The number of operations is currently 18% above the long-term 60-day average. The Intensity of cyber operations involving Denmark cannot yet be calculated.
Maintained by EuRepoC research analysts · updated 16 Oct 2026
For last 60 days, this country appears chiefly as a target — 6 incidents directed at it, 0 it is linked to initiating.
Source: EuRepoC Global Database as of 16 Oct 2026.
01 / 02
6 incidents · as targetCyber activity
Incidents directed at Denmark targets, and the responses they drew.
Cyber incident intensity
Mean3.5/15Moderate
Range 3.0–4.0
Drag the ends of the observed range to narrow intensities.
2 coded incidents · Last 60 days
Database additions by weekincidents against Denmark
Bar height shows incidents added during last 60 days; select a bar to filter this interval; hover for average intensity.
Most-targeted sectorswhat gets hit
SectorIncidentsIntensityResponded
Civil service / administration
0.8Moderate
0/4
Corporate Targets
1.5Moderate
0/2
Government / ministries
1.5Moderate
0/2
Education
1.5Moderate
0/2
Food
0.0Moderate
0/1
Defence industry
0.0Moderate
0/1
Energy
0.0Moderate
0/1
Telecommunications
0.0Moderate
0/1
Civil service / administration is the most-targeted sector — 4 of 6 incidents, 0 answered.
By originwho is behind activity against it
02 / 02
Incidents received & responses
Unknown
FRDK2 countries
·Food +1
Unknown Threat Actors Manipulated Danfoss Refrigeration Systems in French Supermarkets on 12 October 2026
12 Oct 2026
Incident · Unattributed
12 Oct 2026
Unknown
FRDK2 countries
·Food +1
Unknown Threat Actors Manipulated Danfoss Refrigeration Systems in French Supermarkets on 12 October 2026
AUUSJPDE4 statesjoint
WaterPlum
Four International Partners Published Joint Security Advisory on North Korean Cyber Activities on 18 September 2026
Official policy
18 Sep 2026
Official policy
18 Sep 2026
AUUSJPDE4 states
WaterPlum
Four International Partners Published Joint Security Advisory on North Korean Cyber Activities on 18 September 2026
Unknown
Denmark
·Civil service / administration
Unknown Threat Actors Stole Data of 8.8 Million People From Denmark's Population Registry in September 2026
1 Sep 2026
Incident · Unattributed
1 Sep 2026
Unknown
Denmark
·Civil service / administration
Unknown Threat Actors Stole Data of 8.8 Million People From Denmark's Population Registry in September 2026
USFederal Bureau of Investigation
Mabna Institute
US Department of Justice Charged 17 Iranians with Cyber Theft on behalf of the Islamic Revolutionary Guard Corps on 18 August 2026
Criminal proceedings
18 Aug 2026
Criminal proceedings
18 Aug 2026
USFederal Bureau of Investigation
Mabna Institute
US Department of Justice Charged 17 Iranians with Cyber Theft on behalf of the Islamic Revolutionary Guard Corps on 18 August 2026
Unknown
Denmark
·Civil service / administration +2
Unidentified Perpetrators Breached Identity System Of Technical University Of Denmark In Denmark In 2026
1 Jan 2026
Incident · Unattributed
1 Jan 2026
Unknown
Denmark
·Civil service / administration +2
Unidentified Perpetrators Breached Identity System Of Technical University Of Denmark In Denmark In 2026
WaterPlum (313 General Bureau of the Munitions Industry Department)
ADAEAFAL+185189 countries
·End user(s) / specially protected groups
North Korea's WaterPlum aka Contagious Interview Infected at Least 30,000 Devices of IT Professionals in Over 100 Countries from December 2025 to July 2026
1 Dec 2025
Incident · Low severity
1 Dec 2025
WaterPlum (313 General Bureau of the Munitions Industry Department)
ADAEAFAL+185189 countries
·End user(s) / specially protected groups
North Korea's WaterPlum aka Contagious Interview Infected at Least 30,000 Devices of IT Professionals in Over 100 Countries from December 2025 to July 2026
MuddyWater (MOIS)
ADAEAFAL+185189 countries
·Civil service / administration +4
Iranian State-Sponsored Hacking Group MuddyWater Conducted Espionage Against Government and Private-Sector Organisations in Asia, Africa, Europe and North America Since 2018
1 Jan 2018
Incident
1 Jan 2018
MuddyWater (MOIS)
ADAEAFAL+185189 countries
·Civil service / administration +4
Iranian State-Sponsored Hacking Group MuddyWater Conducted Espionage Against Government and Private-Sector Organisations in Asia, Africa, Europe and North America Since 2018
COBALT DICKENS (Mabna Institute)
USADAEAF+185189 countries
·Civil service / administration +5
Iranian State-Sponsored Hacking Group Mabna Institute Stole Academic Data from Universities and Companies Worldwide Around 2013
1 Jan 2013
Incident · Low severity
1 Jan 2013
COBALT DICKENS (Mabna Institute)
USADAEAF+185189 countries
·Civil service / administration +5
Iranian State-Sponsored Hacking Group Mabna Institute Stole Academic Data from Universities and Companies Worldwide Around 2013
Showing the 8 most recent of 8
Open all in advanced search