INDIANAMalwareHealthcareHealthcareRansomwareBusiness Associate (HIPAA)Customer Data InvolvedData ExfiltratedData EncryptedRansom DemandedPHIHealth (basic)Identity (basic)Government IDMediumContained

BLUE CROSS OF CALIFORNIA

bd_6371d65bbccbedcd · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Oct 27, 2021

To disclose

—

Affected

672

Linked

2 filings

Confidence

68%

Full breach record for BLUE CROSS OF CALIFORNIA →

Blue Cross of California reported to HHS on 2021-10-27 a Hacking/IT Incident affecting 672 individuals. Breached information located on Network Server. A business associate experienced a ransomware attack affecting ePHI including names, SSNs, and treatment info.

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HIPAA clock✓ HHS notified

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

⚠ No discovery dateThe OCR public portal omits the discovery date, so the 60-day notification clock cannot be evaluated from this source — only that the filing was submitted.

Incident timeline — partial

? — ?

Breach window unknown

Oct 27, 2021

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

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

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

California State AGbd_c7a53ca1dcbc2abc2021-10-26 · +1dVerified

Name: BLUE CROSS OF CALIFORNIA
norm: blue cross of california
Industry: Insurance — Health

Name: BLUE CROSS OF CALIFORNIA
norm: blue cross of california
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 672nationwide
Data types: PHIHealth (basic)Identity (basic)Government ID
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Health planBusiness associate involved
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Reported to HHS OCR

Compliance flags: HHS notified
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: not extracted
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: not extracted → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

California State AGOct 26 · first

HHS OCR+1d · this page

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://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Oct 27, 2021
Raw hash: 9c3026ed0cccca4ec2d27e0cdc16622608a5c6629a424c9a7241b09cdfd6da88

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Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityBLUE CROSS OF CALIFORNIA

Victim entityBLUE CROSS OF CALIFORNIA

IncidentUnauthorized Access

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing