Swedish IT supplier Miljödata data breach affects 1.5M people
Swedish IT supplier Miljödata suffered a cyberattack by the Datacarry ransomware group, exposing personal data of about 1.5 million Swedes, including names, addresses, ID numbers, and sensitive health/employee information, which was later published to the darknet. The Swedish DPA launched an investigation.
Signal context
First seen: Nov 4, 2025
Last updated: Jun 25, 2026
Status: Public signal
Key points
- Datacarry ransomware group responsible.
- Exposed personal data of approximately 1.5 million Swedes.
- Data included names, addresses, ID numbers, and sensitive health/employee information.
Signal analysis
BetaThis analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Sector: Health Care and Social Assistance
Likely country: 🇸🇪 Sweden
inferred from company domain
The feed marks multiple actor roles. Treat this as a review signal rather than a final attribution.
- Source type: outside the affected organization
- Source type: possible insider or internal misuse
- Source type: supplier or third-party involvement
Impact area: Confidentiality, Availability
Likely asset: User or customer data
- 6 signals in the same sector
- 100 signals with the same likely impact area
- 1 signal linked to this organization/domain
External sources
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