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Suffolk Federal Credit Union: data breach filings, state by state

Suffolk Federal Credit Union has 4 data breach filings on record in 4 government portals. The latest was reported to Texas AG on Sep 15, 2026, with 674 Texas residents. Data exposed, as filed: Social Security number, Financial / bank account, Postal address.

1,244residents counted in 3 states (TX, VT, MA). Latest filing per state, last twelve months
212,873people in total, as reported to Texas AG on Sep 15, 2026
4filings in 4 government portals
Sep 15, 2026latest filing, Texas AG

By portal

PortalFilingsLatest reportPeople in the latest filing
Texas AG1Sep 15, 2026674 Texas residents
Vermont AG1Sep 11, 2026107 Vermont residents
California AG1Sep 11, 2026Not published
Massachusetts OCABR1Sep 11, 2026463 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
Sep 17, 2025 to Oct 9, 2025
Discovered
Nov 7, 2025, as stated in the California 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
Past the statutory period in all 3 states that set one, counted from discovery to each 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
Suffolk Federal Credit Union Texas AG TX Sep 15, 2026 674 Social Security numberFinancial / bank accountPostal addressName
Suffolk Federal Credit Union Vermont AG VT Sep 11, 2026 107 Social Security number
Suffolk Federal Credit Union California AG CA Sep 11, 2026 Not published In the letter (PDF)
Suffolk Federal Credit Union Massachusetts OCABR MA Sep 11, 2026 463 Social Security numberFinancial / 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.