HackingProfessional ServicesProfessional ServicesIdentity (basic)Government IDCriticalContained

Orrick, Herrington & Sutcliffe LLP

bd_4077fe815e7521ca · schema v1 · pii pii-v1

Severity

Critical

Discovered

Mar 13, 2023

Filed

Jan 24, 2024

To disclose

45 weeks

Affected · nationwide

637,620830 in this filing

Linked

4 filings

Confidence

63%

Full breach record for Orrick, Herrington & Sutcliffe LLP →9 incidents on file

Orrick, Herrington & Sutcliffe LLP reported an external system breach that occurred on February 28, 2023, and was discovered on March 13, 2023. The breach compromised the names and Social Security numbers of 637,620 individuals. The firm began notifying affected individuals on September 14, 2023, and offered two years of identity monitoring services through Kroll.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Mar 13, 2023 → Filed with AG Jan 24, 2024317d ✗ ME AG >90d45 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 · 13 days

discovery → filing · 45 weeks / 317 days

Feb 28, 2023

Begins

Mar 13, 2023

Discovered

Jan 24, 2024

Filed

vs. sector median

+27 wks slower

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

New Hampshire State AGbd_495af8b2c9c47aa22024-01-05 · +19dVerified
California State AGbd_0cda4366c590210b2023-12-28 · +27dCandidate
California State AGbd_2ee611114ebad3622023-11-09 · +76dCandidate

Name: Orrick, Herrington & Sutcliffe LLP
norm: orrick herrington sutcliffe
Domain: orrick.com

Name: Orrick, Herrington & Sutcliffe LLP
norm: orrick herrington sutcliffe
Domain: orrick.com
Industry: Professional Servicesllm

Discovered: Mar 13, 2023
Breach occurred: Feb 28, 2023
Undetected for: 13 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 14, 2023
Affected individuals: 637,620state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
Threat actor: External

During the incident: Offered two years of Kroll identity monitoring services
Provided written notification to affected consumers
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 45 weeks(317 days from discovery to filing)
Compliance flags: ME AG >90d · 317dME resident >180d · 185d
Discovery-date grounding: 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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Mar 13, 2023
→ Filed with AG: Jan 24, 2024
317d 90 days ME AG >90d
Maine
Discovered: Mar 13, 2023
→ Notified: Sep 14, 2023
185d 180 days ME resident >180d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Mar 13, 2023 → Filed with AG: Jan 24, 2024	317d	90 days	ME AG >90d
Maine	Discovered: Mar 13, 2023 → Notified: Sep 14, 2023	185d	180 days	ME resident >180d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 3 states

View merged incident ↗

California State AGNov 9 · first

California State AG+49d

New Hampshire State AG+57d

Maine State AG+76d · this page

Pattern: first filing Nov 9 (CA), last Jan 24 (ME) — a 76-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.

Source URL: https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/35f07069-fb90-4b9f-9554-5ed7b80e623a.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 24, 2024
Raw hash: 8b8e51b61418df406e707012304883fb7caffac35526a8801b2dd4d6bef1bb42

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityOrrick, Herrington & Sutcliffe LLP

Victim entityOrrick, Herrington & Sutcliffe LLP

Incidentdiscovered Mar 13, 2023

Stated responseOffered two years of Kroll identity monitoring services

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov