DisclosureLens
UnknownOtherLow

OSF HEALTHCARE SYSTEM

bd_97791ce3d15fbaec · schema v1 · pii pii-v2

Severity

Low

Discovered

Nov 27, 2022

Filed

Jan 1, 2023

To disclose

—

Affected

Withheld by the regulator

Confidence

95%
Full breach record for OSF HEALTHCARE SYSTEM →10 incidents on file

OSF HEALTHCARE SYSTEM filed a data-breach notice with the Illinois Attorney General during 2023 (case 23-207). The register records the breach as discovered on November 27, 2022. 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.

Leak gap clock✗ Leak >180d
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

Nov 27, 2022

Discovered

Jan 1, 2023

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident
A leak claim by xinglocker about this victim predates this filing by 593 days.View originating leak claim

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.