CHESAPEAKE BAY MARITIME MUSEUM, INC.

Chesapeake Bay Maritime Museum, Inc. (CBMM) experienced an unauthorized external system breach between August 8–9, 2024, in which an unauthorized actor gained access to CBMM IT systems and copied files containing personal information including names, Social Security numbers, and financial account information. The breach was discovered on January 12, 2025. CBMM notified 7 Maine residents on December 30, 2025. Credit monitoring (12 months, IDX) was offered to affected individuals.

Chesapeake Bay Maritime Museum, Inc. notified consumers of a data breach where an unauthorized actor accessed IT systems between Aug 8-9, 2024 and copied files containing names and variable data. The museum offered credit monitoring services. A Vermont AG filing notes at least one Rhode Island resident was impacted.

Chesapeake Bay Maritime Museum, Inc. notified the New Hampshire Attorney General of a data event affecting 5 NH residents. Unauthorized access occurred Aug 8-9, 2024, involving copying of files containing names, SSNs, and financial account info. Notice sent Dec 30, 2025. Response included law enforcement notification, credit monitoring via IDX, and employee training.

Chesapeake Bay Maritime Museum Inc reported a data breach to the Indiana Attorney General. The breach occurred on 2024-08-08 and was reported on 2025-12-30. 3 Indiana residents were affected. 5,181 individuals affected in total.

Chesapeake Bay Maritime Museum, Inc. notified consumers of an unauthorized access incident occurring August 8-9, 2024. The museum's IT systems were accessed by an unauthorized actor who copied files containing names and other variable data. The museum secured its environment, investigated, and is offering credit monitoring services to affected individuals.