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Denmark data breach exposes 8.8 million citizens' records
A massive data breach in Denmark has exposed the personal information of approximately 8.8 million people. The breach targeted the Central Person Register (CPR), the nation's critical database for identification, banking, and healthcare.
Investigations revealed that the attacker did not use sophisticated methods, but instead gained access through an account belonging to the IT services company Pays ApS. The account was reportedly protected by the extremely weak password ‘123456’. The attacker allegedly used an account associated with a former employee to conduct roughly 14 million automated queries over a 10-day period in September 2026.
The compromised data includes full names, addresses, birth dates, citizenship, and marital status. While the CPR database itself was not directly hacked, the misuse of authorized access by a third-party partner allowed for the large-scale extraction of records. The perpetrator claimed to the newspaper Politiken that they had no intention of selling or leaking the stolen information.
Entities
Central Person Register · Denmark · Denmark Central Person Register · Denmark National Population Register · Pays ApS · Politiken
Claims
What the coverage asserts, and how many sources carry each claim.
- [● 3 SOURCES] The attacker used the account of a former employee. www.chip.com.tr · shiftdelete.net · www.xataka.com
- [● 6 SOURCES] The breach was facilitated through the IT company Pays ApS. www.chip.com.tr · shiftdelete.net · tech.everyeye.it · www.blick.ch · www.justnerd.it · +1 more
- [● 6 SOURCES] 8.8 million people's data was compromised. www.chip.com.tr · shiftdelete.net · tech.everyeye.it · www.blick.ch · www.justnerd.it · +1 more
- [● 7 SOURCES] The password used to access the account was '123456'. www.chip.com.tr · shiftdelete.net · tech.everyeye.it · www.blick.ch · uruguayaldia.com.uy · +2 more
- [● 2 SOURCES] The attacker used AI-written code for the queries. www.blick.ch · www.chip.com.tr
- [● 3 SOURCES] The attacker conducted 14 million queries in 10 days. www.chip.com.tr · shiftdelete.net · www.xataka.com
- [● 5 SOURCES] Compromised data includes names, addresses, birth dates, citizenship, and marital status. www.chip.com.tr · shiftdelete.net · www.blick.ch · uruguayaldia.com.uy · www.xataka.com
- [● 5 SOURCES] The attacker stated they did not intend to sell or leak the data. www.chip.com.tr · shiftdelete.net · www.blick.ch · tech.everyeye.it · www.xataka.com