DisclosureLens
UnknownOtherFinancial accountHealth (basic)Low

Blue Cross and Blue Shield of Illinois

bd_48b7b12e9a96693f · schema v1 · pii pii-v2

Severity

Low

Discovered

Sep 23, 2025

Filed

Dec 1, 2025

To disclose

—

Affected

Withheld by the regulator

Confidence

95%
Full breach record for Blue Cross and Blue Shield of Illinois →107 incidents on file

BLUE CROSS BLUE SHIELD OF ILLINOIS filed a data-breach notice with the Illinois Attorney General in December 2025 (case 25-12-644). The register records the breach as discovered on September 23, 2025. Personal information types reported: financial account number, medical information. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.

Incident timeline

Sep 23, 2025

Discovered

Dec 1, 2025

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

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.