HackingProfessional ServicesProfessional ServicesStolen CredentialsCustomer Data InvolvedIdentity (basic)CredentialsLowContained

Spaulding McCullough & Tansil LLP

bd_053c08bd07683ac8 · schema v1 · pii pii-v1

Severity

Low

Discovered

Nov 4, 2022

Filed

Mar 10, 2023

To disclose

18 weeks

Affected

Not disclosed

Linked

3 filings

Confidence

64%

Full breach record for Spaulding McCullough & Tansil LLP →

Spaulding McCullough & Tansil LLP notified clients of unauthorized access to its network between November 3-4, 2022. The firm detected a network disruption on November 4, 2022, and determined an unauthorized individual accessed portions of the network. Affected data may include names, addresses, and potentially usernames/passwords. The firm changed passwords, reviewed security policies, and offered credit monitoring.

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California clockDiscovered Nov 4, 2022 → Notified Mar 3, 2023119d ✗ CA 60-day late18 weeks discovery → filing

Incident timeline

undetected · 1 days

discovery → filing · 18 weeks / 126 days

Nov 3, 2022

Begins

Nov 4, 2022

Discovered

Mar 10, 2023

Filed

vs. sector median

on median

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Maine State AGbd_0d090e45025a39522023-03-08 · +2dCandidate
Massachusetts State AGbd_a0a5d65db9b660432023-03-08 · +2dVerified

Name: Spaulding McCullough & Tansil LLP
norm: spaulding mccullough tansil

Name: Spaulding McCullough & Tansil LLP
norm: spaulding mccullough tansil
Industry: Professional Servicesllm

Discovered: Nov 4, 2022
Breach occurred: Nov 3, 2022 – Nov 4, 2022
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Mar 3, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Conducted an investigation
Changed account passwords
Reviewing our policies and procedures related to data protection
Providing access to 12/24 months of credit monitoring and identity protection services at no cost
Changes made: Reviewing our policies and procedures related to data protection
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 18 weeks(126 days from discovery to filing)
Compliance flags: CA 60-day late · 119d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Nov 4, 2022
→ Notified: Mar 3, 2023
119d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Nov 4, 2022 → Notified: Mar 3, 2023	119d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Maine State AGMar 8 · first

Massachusetts State AGMar 8 · first

California State AG+2d · this page

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://oag.ca.gov/ecrime/databreach/reports/sb24-564224
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 10, 2023
Raw hash: 3508172ec318a509ccc588ea8beef1942603bc1ae0d97a268098a8f45324fcb7

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entitySpaulding McCullough & Tansil LLP

Victim entitySpaulding McCullough & Tansil LLP

Incidentdiscovered Nov 4, 2022

Stated responseConducted an investigation

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov