DisclosureLens
UnknownHealthcareHigh

CITY OF HOPE

bd_2b407412ec00741d · schema v1 · pii pii-v1

Severity

High

Discovered

Mar 25, 2024

Filed

Apr 16, 2024

To disclose

22 days

Affected

827,149

Linked

10 filings

Confidence

95%
Full breach record for CITY OF HOPE →4 incidents on file

City of Hope reported a data breach to the Oregon Attorney General. The breach was reported on 2024-04-16. The breach occurred during 7/7/2023 - 10/15/2023. The breach was discovered on 3/25/2024. 827,149 individuals were affected. Notice was sent on 12/14/20234/2/2024.

Oregon clock✓ OR AG ≤45d22 days discovery → filing
⚠ 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

undetected · 262 days
discovery → filing · 22 days

Jul 7, 2023

Begins

Mar 25, 2024

Discovered

Apr 16, 2024

Filed

This filing is one of 10 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (9) · sorted by filing gap

Show 5 more filings ↓up to 15d gap

Filing propagation · 10 filings · 9 states

View merged incident ↗
Illinois State AGApr 1 · first
New Hampshire State AG+1d
Montana State AG+1d
Vermont State AG+1d
California State AG+1d
Washington State AG+1d
Maine State AG+1d
Massachusetts State AG+2d
Oregon State AG+2d
Oregon State AG+15d · this page

Pattern: first filing Apr 1 (IL), last Apr 16 (OR) — a 15-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.