HackingOtherData ExfiltratedCustomer Data InvolvedIdentity (basic)Financial accountLowContained

MSI United States

bd_bb8b24780af78f5d · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 14, 2023

Filed

Mar 12, 2024

To disclose

13 weeks

Affected · nationwide

241 in this filing

Linked

2 filings

Confidence

65%

Full breach record for MSI United States →

MSI United States, a non-profit organization, reported an external system breach (hacking) occurring between November 25, 2023, and December 8, 2023. The breach was discovered on December 14, 2023. The incident affected 24 individuals, including 1 Maine resident. Acquired data included names and financial account or credit/debit card numbers (with security codes, passwords, or PINs). MSI provided written notification on March 11, 2024, and offered 12 months of credit monitoring and identity protection services through IDX and CyberScan.

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Maine clockDiscovered Dec 14, 2023 → Filed with AG Mar 12, 202489d ⏱ ME AG >30d13 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 · 19 days

discovery → filing · 13 weeks / 89 days

Nov 25, 2023

Begins

Dec 14, 2023

Discovered

Mar 12, 2024

Filed

vs. sector median

+5 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_c8c83a11fe98a2d82024-03-13 · +1dVerified

Name: ARNOLD & PORTER KAYE SCHOLER LLP
norm: arnold porter kaye scholer
Industry: professional_services

Name: MSI United States
norm: msi united states
Industry: other
Industry: Otherllm

Discovered: Dec 14, 2023
Breach occurred: Nov 25, 2023 – Dec 8, 2023
Undetected for: 19 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 11, 2024
Affected individuals: 24state + nationwide
Data types: Identity (basic)Financial account
Data elements: Financial account number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected individuals
Arranged to provide credit monitoring services through IDX
Provided 12 months of credit monitoring
Provided identity protection through CyberScan
Provided a $1 million identity fraud loss reimbursement policy
Provided fully managed identity theft recovery services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 weeks(89 days from discovery to filing)
Compliance flags: ME AG >30d · 89dME resident >60d · 88d
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: Dec 14, 2023
→ Filed with AG: Mar 12, 2024
89d 30 days (soft) ME AG >30d
Maine
Discovered: Dec 14, 2023
→ Notified: Mar 11, 2024
88d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Dec 14, 2023 → Filed with AG: Mar 12, 2024	89d	30 days (soft)	ME AG >30d
Maine	Discovered: Dec 14, 2023 → Notified: Mar 11, 2024	88d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Maine State AGMar 12 · first · this page

Massachusetts State AG+1d

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-a1252b4f8318/2112e168-6b99-4a82-afd9-466e6f0797f4.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 12, 2024
Raw hash: a7ad7d502c2ae965d7b58edbd20b22b062eed12417c224e055c8bce151eca6e2

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityARNOLD & PORTER KAYE SCHOLER LLP

Victim entityMSI United States

Incidentdiscovered Dec 14, 2023

Stated responseSent written notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov