DisclosureLens
UnknownProfessional ServicesHigh

ERNST & YOUNG LLP

bd_43034954cfbe06cc · schema v1 · pii pii-v1

Severity

High

Discovered

May 31, 2023

Filed

Aug 22, 2023

To disclose

12 weeks

Affected

168,714

Linked

15 filings

Confidence

95%
Full breach record for ERNST & YOUNG LLP →5 incidents on file

Ernst & Young LLP reported a data breach to the Oregon Attorney General. The breach was reported on 2023-08-22. The breach occurred during 5/27/2023 - 5/31/2023. The breach was discovered on 5/31/2023. 168,714 individuals were affected. Notice was sent on 8/9/20238/22/2023.

Oregon clock✗ OR AG >45d12 weeks 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 · 4 days
discovery → filing · 12 weeks / 83 days

May 27, 2023

Begins

May 31, 2023

Discovered

Aug 22, 2023

Filed

This filing is one of 15 about the same incident.View merged incident
Part of Progress Software Corporation supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →
A leak claim by cl0p about this victim predates this filing by 60 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Show 6 more filings ↓up to 252d gap

Showing first 10 of 14 linked disclosures.

Filing propagation · 11 filings · 9 states

View merged incident ↗
California State AGAug 9 · first
Delaware State AGAug 9 · first
Massachusetts State AGAug 9 · first
Maine State AGAug 9 · first
Indiana State AGAug 9 · first
Montana State AGAug 9 · first
Oregon State AG+13d · this page
Indiana State AG+15d
South Carolina State AG+19d
Massachusetts State AG+20d
New Hampshire State AG+265d

Pattern: first filing Aug 9 (CA), last Apr 30 (NH) — a 265-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 14 — the full spread may be wider.

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.