The use of weak passwords by a private IT company led to a data breach affecting 8.8 million people in Denmark.

"'123456' password linked to Denmark data breach affecting 8.8M people A person claiming responsibility for the breach of Denmark's Central Register of Persons (CPR) says they gained access through an IT company's account protected by the password "123456." The person told Danish news outlet Politiken they had no intention of selling or leaking the data. The newspaper reported that at least three company accounts, including an administrator account, used the same password. Denmark's CPR administration confirmed a breach affecting the information belonging to 8.8 million people on October 5, adding that a Danish company's legal access to the CPR system was abused." https://www.theregister.com/a/5302726

'123456' password linked to Denmark data breach affecting 8.8M people https://www.theregister.com/security/2026/10/13/123456-password-linked-to-denmark-data-breach-affecting-88m-people/5302726 Local media reports three weakly protected accounts at small IT biz whose access to national register was abused

123456′ password linked to Denmark breach affecting 8.8 million A hacker who accessed Denmark's national population register, compromising information on approximately 8.8 million people, reportedly exploited an IT company's account protected by the password "123456," …... https://itnerd.blog/2026/10/16/123456-password-linked-to-denmark-breach-affecting-8-8-million/