Orrick, Herrington & Sutcliffe LLP — February 2023 breach

Clustered 4 filings across 3 jurisdictions · filing window Nov 9, 2023 → Jan 24, 2024. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

4 filings

States

Affected · reported

637,620

First → last filing

Nov 9, 2023 → Jan 24, 2024

Merge confidence

100%

incident inc_64be5bc04d764205 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 4 regulatory filings. The filings describe unauthorized access. Intrusion Feb 28, 2023–Mar 13, 2023, discovered Mar 13, 2023 — the first regulatory filing landed 241 days later (flagged late). 637,620 individuals reported across the linked filings. Data reported: Government ID, PII, PHI, and 3 more. Notifications rolled out on a 76-day schedule across 4 filings beginning Nov 9, 2023. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

241days

Discovered → first regulatory filing

Discovery variance

0days

Range of discovered_at dates across filings

Filing span

76days

Time between earliest and latest filing

Not recorded for this incident

Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster.

Regulatory clocksMaine✗ ME AG >90d · 317dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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