Lyce · Hybrid Watch

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Sundhed.dk hit by hacker attack: Russian group claims responsibility.

Sundhed.dk is a Danish public e-health portal that unites state’s healthcare sectors on a single digital platform. It was hit by a hacker attack over the weekend (January 24-25), making the platform inaccessible. The platform was hit by a DDoS attack and was inaccessible for several hours. TjekDet’s research states that the pro-Russian hacktivist group known as “inteind” has claimed the responsibility for the attack, working together with another hacktivist group know as Z-Pentest. The owners of the website do not comment on the matter, however confirmed to the press that it was a subject of a DDoS attack on Sunday.

Occurrence
2026-01-26
Publication
2026-01-26T14:45:49Z
First observed
2026-09-24T06:09:10.079Z
Review status
Not assessed
Countries
DK
Updated
2026-09-27T23:56:59.668Z

E/M/R/S scores

  • EExistence0/4 · Not assessed
  • MIntent0/4 · Not assessed
  • RRussian actor link0/4 · Not assessed
  • SRussian state responsibility0/4 · Not assessed

Facts

No facts

Sources

  1. Role
    discovery_lead
    Date
    2026-01-26T14:45:49Z

    Sundhed.dk is a Danish public e-health portal that unites state’s healthcare sectors on a single digital platform. It was hit by a hacker attack over the weekend (January 24-25), making the platform inaccessible. The platform was hit by a DDoS attack and was inaccessible for several hours. TjekDet’s research states that the pro-Russian hacktivist group known as “inteind” has claimed the responsibility for the attack, working together with another hacktivist group know as Z-Pentest. The owners of the website do not comment on the matter, however confirmed to the press that it was a subject of a DDoS attack on Sunday.