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Hands On Children’s Museum: data breach filings, state by state

Hands On Children’s Museum has 2 data breach filings on record in 2 government portals. The latest was reported to Washington AG on Nov 5, 2026, with 1,001 Washington residents. Data exposed, as filed: Social Security number, Financial / bank account, Date of birth.

1,002residents counted in 2 states (WA, MA). Latest filing per state, last twelve months
2filings in 2 government portals
Nov 5, 2026latest filing, Washington AG

By portal

PortalFilingsLatest reportPeople in the latest filing
Washington AG1Nov 5, 20261,001 Washington residents
Massachusetts OCABR1Nov 5, 20261 Massachusetts residents

Counts are the organization's own, as filed with each agency. Most state portals count their own residents only, so no single state shows the whole incident. An organization can file more than once for the same incident, and for different ones.

Case file

Breach window
Oct 6, 2026
Discovered
Oct 8, 2026, as stated in the Washington letter
Offered to those affected
12 months of credit or identity monitoring through Experian
Third party named
Yes, the letter attributes the incident to a vendor or service provider
Days to notice
Within the statutory period in Washington, counted from discovery to the state's first record

Open the case fileWord document

Every filing with the agency links, each state's record against its statutory period with the citation, what the letter offers, prior incidents. Letter facts are quoted so you can check them.

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Every filing

OrganizationSourceStateReportedResidents affectedData exposed
Hands On Children’s Museum Washington AG WA Nov 5, 2026 1,001 Social Security numberFinancial / bank accountDate of birthName
Hands On Children’s Museum Massachusetts OCABR MA Nov 5, 2026 1 Financial / bank account

Data reproduced from public government filings. Each row opens the record with the agency link. Spot an error? Email support@breachtally.com with the page link. Corrections are applied and noted.