Illinois Department of Human Services (IDHS) suffered a data breach that impacted 700K individuals

The Illinois Department of Human Services disclosed that misconfigured privacy settings on internal planning maps made them publicly viewable as of discovery on September 22, 2025, exposing personal and health-related information. About 32,401 Division of Rehabilitation Services customers had names, addresses, case numbers and related details exposed (April 2021–Sept 2025), and 672,616 Medicaid and Medicare Savings Program recipients had addresses, case numbers, demographics and plan names exposed (Jan 2022–Sept 2025); access has been restricted and a Secure Map Policy and notifications to affected individuals and authorities are underway.