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Cierant Corporation: data breach filings, state by state

Cierant Corporation has 3 data breach filings on record in 2 government portals. The latest was reported to California AG on Jul 7, 2025. Data exposed, as filed: Social Security number, Financial / bank account, Medical / health information, Date of birth, Postal address.

232,506people in total, as reported to HHS OCR on Jul 3, 2025
3filings in 2 government portals
Jul 7, 2025latest filing, California AG

By portal

PortalFilingsLatest reportPeople in the latest filing
California AG2Jul 7, 2025Not published
HHS OCR1Jul 3, 2025232,506 in total

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
Dec 9, 2024
Discovered
No discovery date stated in the letters we read
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

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
Cierant Corporation California AG CA Jul 7, 2025 Not published In the letter (PDF)
Cierant Corporation California AG CA Jul 7, 2025 Not published Social Security numberFinancial / bank accountMedical / health informationDate of birth+2
Cierant Corporation HHS OCR US Jul 3, 2025 232,506 Medical / health information

Filings by other organizations that name Cierant Corporation

When a vendor is breached, its clients often file under their own names and mention the vendor.

OrganizationSourceStateReportedResidents affectedData exposed
Business or Organization Name* Cierant Corporation Texas AG TX Mar 12, 2026 2,349 Medical / health informationHealth insuranceDate of birthPostal address+1

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.