HackingInformationDelayed DiscoveryCustomer Data InvolvedIdentity (basic)Government IDHigh

Concord Music Group, Inc.

bd_a4d5f3da54432dad · schema v1 · pii pii-v1

Severity

High

Discovered

Oct 12, 2023

Filed

Feb 1, 2024

To disclose

16 weeks

Affected · nationwide

3,13111 in this filing

Linked

7 filings

Confidence

65%

Full breach record for Concord Music Group, Inc. →

Concord Music Group, Inc. experienced an external system breach between November 14, 2022, and November 18, 2022, which was discovered on October 12, 2023. The breach affected 3,131 individuals, compromising their names and Social Security numbers. The company notified the affected individuals on February 1, 2024, and offered identity theft protection services.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Oct 12, 2023 → Filed with AG Feb 1, 2024112d ✗ ME AG >90d16 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 · 332 days

discovery → filing · 16 weeks / 112 days

Nov 14, 2022

Begins

Oct 12, 2023

Discovered

Feb 1, 2024

Filed

This filing is one of 7 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

California State AGbd_07178af14957ee062024-02-01Verified
Montana State AGbd_1c26988bb2f82c9f2024-02-01Candidate
Massachusetts State AGbd_99caead1f792fcfe2024-02-01Verified
Indiana State AGbd_cb09de5f174482152024-02-01Verified

Show 2 more filings ↓up to 26d gap

New Hampshire State AGbd_68ea09aefb784b072024-02-02 · +1dVerified
California State AGbd_0e67b89ced80011a2024-02-27 · +26dVerified

Name: Concord Music Group, Inc.
norm: concord music

Name: Concord Music Group, Inc.
norm: concord music

Discovered: Oct 12, 2023
Breach occurred: Nov 14, 2022 – Nov 18, 2022
Undetected for: 332 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 1, 2024
Affected individuals: 3,131state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access

During the incident: Provided written notification to affected consumers
Offered identity theft protection services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 16 weeks(112 days from discovery to filing)
Compliance flags: ME AG >90d · 112d
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: Oct 12, 2023
→ Filed with AG: Feb 1, 2024
112d 90 days ME AG >90d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Oct 12, 2023 → Filed with AG: Feb 1, 2024	112d	90 days	ME AG >90d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 6 states

View merged incident ↗

California State AGFeb 1 · first

Montana State AGFeb 1 · first

Massachusetts State AGFeb 1 · first

Indiana State AGFeb 1 · first

Maine State AGFeb 1 · first · this page

New Hampshire State AG+1d

California State AG+26d

Pattern: first filing Feb 1 (CA), last Feb 27 (CA) — a 26-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/f89b1165-bd64-451a-bb19-82788fde9f96.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 1, 2024
Raw hash: ef78897b2abbdfadbc321ad83571123e14d345c5daeeb4ab0c4d7d8fdb9a30a0

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityConcord Music Group, Inc.

Victim entityConcord Music Group, Inc.

Incidentdiscovered Oct 12, 2023

Stated responseProvided written notification to affected consumers

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov