HackingHealthcareHealthcareSupply Chain (3P Vendor)Customer Data InvolvedDelayed DiscoveryPHIIdentity (basic)Government IDHealth (basic)MediumContained

Asian Americans for Community Involvement

bd_c899572e8d27d67f · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 2, 2025

Filed

Jan 16, 2026

To disclose

15 weeks

Affected

Not disclosed

Linked

2 filings

Confidence

65%

Full breach record for Asian Americans for Community Involvement →

Asian Americans for Community Involvement (AACI) notified patients that their protected health information may have been accessed by an unauthorized actor via a third-party vendor, Trizetto Provider Solutions (TPS). The breach occurred between November 2024 and October 2, 2025, when TPS became aware of suspicious activity on its web portal. Affected data includes names, addresses, dates of birth, Social Security numbers, and health insurance information. TPS engaged Mandiant for investigation, contained the threat, and is offering 12 months of credit monitoring through Kroll.

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California clockDiscovered Oct 2, 2025 → Notified Dec 24, 202583d ✗ CA 60-day late15 weeks discovery → filing

Incident timeline

undetected · 335 days

discovery → filing · 15 weeks / 106 days

Nov 1, 2024

Begins

Oct 2, 2025

Discovered

Jan 16, 2026

Filed

vs. sector median

+6 wks slower

This filing is one of 2 filings about the same incident.View merged incident

Part of TriZetto Provider Solutions supply-chain incident (2025) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

HHS OCRbd_e93f715ebcf556422026-01-05 · +11dVerified

Name: Asian Americans for Community Involvement
norm: asian americans for community involvement
Domain: aaci.org

Name: Asian Americans for Community Involvement
norm: asian americans for community involvement
Domain: aaci.org
Industry: Healthcarellm

Discovered: Oct 2, 2025
Breach occurred: Nov 1, 2024 – Oct 2, 2025
Undetected for: 335 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 24, 2025
Affected individuals: Not disclosed
Data types: PHIIdentity (basic)Government IDHealth (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Third party: via Trizetto Provider Solutions

During the incident: Engaged Mandiant, an external cybersecurity expert
Reviewed the security of the affected web portal application
Eliminated the threat to the environment
Notified law enforcement and is cooperating with their investigation
Implemented and is continuing to implement additional security protocols
Changes made: Providing Single Bureau Credit Monitoring, Single Bureau Credit Report, Single Bureau Credit Score, and proactive fraud assistance services at no charge for a period of 12 months through Kroll
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 15 weeks(106 days from discovery to filing)
Compliance flags: CA 60-day late · 83d
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: Dec 24, 2025
83d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Oct 2, 2025 → Notified: Dec 24, 2025	83d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

HHS OCRJan 5 · first

California State AG+11d · this page

Pattern: first filing Jan 5 (CA), last Jan 16 (CA) — a 11-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://oag.ca.gov/ecrime/databreach/reports/sb24-617142
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: adb76a8ca5f8a61a373ad6a10b1d70ee5d77fbaa421b3fb109ef759b016ae9ee

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityAsian Americans for Community Involvement

Victim entityAsian Americans for Community Involvement

Incidentdiscovered Oct 2, 2025

Stated responseEngaged Mandiant, an external cybersecurity expert

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov