Miljödata security incident history
Hacking, data breaches and other security incidents involving Miljödata, with related coverage.
Incidents: 1 · Most recent
Ransomware attack on Sweden's Miljödata compromises employee data
Impact: Data breach affecting millions of people
Swedish IT supplier Miljödata was hit by a ransomware attack that put sensitive employee information at risk of exposure. The data breach affected millions of people, and Swedish regulators fined the company in 2026.
Related reports: 5 · last report →