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HHS OCRState AGConfirmed2 filings · 1 stateLifecycle stage 2 of 3: ConfirmedUnverified claimConfirmedEnforcedmoderate sensitivity
Merged incident · 2 filings

Blue Cross and Blue Shield of Illinois

Clustered 2 filings across 1 jurisdiction · filing window Aug 1, 2026 → Aug 20, 2026. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

2 filings

States

1

Affected · reported

3,831

First → last filing

Aug 1, 2026 → Aug 20, 2026

Merge confidence

100%

incident inc_b086990b89394130 · merged by llm · confidence 100%

Confirmed breach. Merged as one breach: 2 regulatory filings. The filing describes unauthorized access. Discovered Jul 23, 2026 — the first regulatory filing landed 9 days later. 3,831 individuals reported across the linked filings. Data reported: Health (basic), PHI, and Identity (basic). Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Notification delay
9days

Discovered → first regulatory filing

Filing span
19days

Time between earliest and latest filing

Not recorded for this incident

Discovery variance · Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster; needs two dated filings.

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Blue Cross and Blue Shield of Illinois data breach (2026) · DisclosureLens