MisuseHealthcareFinancial ServicesHealthcareData MishandlingEmployee Data InvolvedIdentity (basic)Government IDMediumResolved

Blue Shield of California (BSC)

bd_579f487622636a87 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 30, 2022

Filed

Dec 22, 2022

To disclose

8 weeks

Affected

Not disclosed

Linked

2 filings

Confidence

65%

Full breach record for Blue Shield of California (BSC) →4 incidents on file

Blue Shield of California notified the California AG that an employee emailed a confidential spreadsheet containing insurance brokers' PII (including SSN/TIN, name, address, phone, email) to a personal email address on June 17, 2022, and again on October 30, 2022. The incident was discovered on October 30, 2022. The employee's access was disabled, and they were directed to delete the data. Blue Shield is strengthening detection tools and offering one year of credit monitoring.

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California clockDiscovered Oct 30, 2022 → Notified Dec 22, 202253d ✓ CA 60-day OK8 weeks discovery → filing

Incident timeline

undetected · 135 days

discovery → filing · 8 weeks / 53 days

Jun 17, 2022

Begins

Oct 30, 2022

Discovered

Dec 22, 2022

Filed

vs. sector median

4 wks faster

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

Montana State AGbd_c82d174b28637e9f2022-12-22Verified by operator

Name: Blue Shield of California (BSC)
norm: blue shield of california bsc

Name: Blue Shield of California (BSC)
norm: blue shield of california bsc
Industry: HealthcarellmFinancial Servicesllm

Discovered: Oct 30, 2022
Breach occurred: Jun 17, 2022 – Oct 30, 2022
Undetected for: 135 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 22, 2022
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Insider
Threat actor: Internal
Initial access: insider_action

During the incident: Disabled the employee’s access to the Blue Shield network
Interviewed the employee
Directed the employee to permanently delete the confidential information from his personal email account
Changes made: Strengthening its system detection tools designed to prevent and identify the unauthorized disclosure of sensitive information
Offering complimentary access to credit monitoring and identity restoration services through Experian IdentityWorks for a period of one year
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(53 days from discovery to filing)
Compliance flags: CA 60-day OK · 53d
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 30, 2022
→ Notified: Dec 22, 2022
53d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Oct 30, 2022 → Notified: Dec 22, 2022	53d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Montana State AGDec 22 · first

California State AGDec 22 · first · 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://oag.ca.gov/ecrime/databreach/reports/sb24-560344
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 22, 2022
Raw hash: 2daf347329906aa0c523492fe334e8ef91b36281503898ddb0cc12001fb6aef6

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityBlue Shield of California (BSC)

Victim entityBlue Shield of California (BSC)

Incidentdiscovered Oct 30, 2022

Stated responseDisabled the employee’s access to the Blue Shield network

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov