HackingSupply Chain (3P Vendor)Customer Data InvolvedDelayed DiscoveryPHIIDENTITY_GOVERNMENTIDENTITY_BASICHEALTH_BASICMediumContained
Indian Health Center of Santa Clara Valley
bd_bac2cdfe9be41db3 · schema v1 · pii pii-v1
Full breach record for Indian Health Center of Santa Clara Valley →Indian Health Center of Santa Clara Valley notified patients of a data breach originating from third-party vendor Trizetto Provider Solutions. An unauthorized actor accessed historical eligibility transaction reports on Trizetto's web portal from November 2024 to October 2025. Affected data includes PHI, SSNs, and demographic information. No financial data was compromised. Trizetto engaged Mandiant, contained the threat, and is offering credit monitoring via Kroll.
California clockDiscovered Oct 2, 2025 → Notified Jan 5, 202695d ✗ CA 60-day late15 weeks discovery → filing
Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident
Source provenance
- Source URL
- https://oag.ca.gov/ecrime/databreach/reports/sb24-617156
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jan 16, 2026
- Raw hash
- 657cd3faee413ba5bb511d69ae501e3b49653ed046465d963c0e5a90a74a049e
Reporting entity
- Name
- Indian Health Center of Santa Clara Valleynorm: indian health center of santa clara valley
Victim entity
- Name
- Indian Health Center of Santa Clara Valleynorm: indian health center of santa clara valley
Incident
- Discovered
- Oct 2, 2025
- Materiality determined
- —
- Notification sent
- Jan 5, 2026
- Affected individuals
- Not disclosed
- Data types
- PHIIDENTITY_GOVERNMENTIDENTITY_BASICHEALTH_BASIC
- Attack vector
- Third-Party / Supply Chain
- MITRE ATT&CK
- T1078 Valid Accounts
- Threat actor
- External
- Third party
- via Trizetto Provider Solutions
Compliance
- Time to disclose
- 15 weeks(106 days from discovery to filing)
- Compliance flags
- CA 60-day late · 95dCA AG copy ≤15d · 11d
- Discovery-date grounding
- letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
- Clock breakdown
Statute Window Elapsed Threshold Status California Discovered: Oct 2, 2025→ Notified: Jan 5, 202695d 60 days (analyst band, pre-2026 discoveries) CA 60-day late California Consumers notified: Jan 5, 2026→ AG copy submitted: Jan 16, 202611d 15 calendar days CA AG copy ≤15d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.