Chicago History Museum

incransomransomware groupchicagohistory.org

Published

1h ago

Added Sep 16, 2026

Organization: Chicago History Museum (formerly Chicago Historical Society) Location: 1601 N Clark Street, Chicago, IL 60614 Website: chicagohistory.org CEO: Michael J. Anderson, President & CEO Industry: Non-profit / Cultural Institution Breach Date: September 2026 Data Volume: 4 departments + AWS cloud infrastructure, 15+ years of records Individuals Affected: 20,000+

Organization Details

Organization

Chicago History Museum

Domain

chicagohistory.org

Leak Data

Published

Sep 16, 2026

Publication Status

Published

Discovered

Sep 16, 2026

Threat Group

incransom

ransomware group

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Quick Facts

AddedSep 16, 2026