HackingEducationTechnologyEducationData ExfiltratedCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDFinancial accountHighActive

The Teaching Company Sales, LLC

bd_0eef38394734f22a · schema v1 · pii pii-v1

Severity

High

Discovered

Nov 24, 2023

Filed

Jul 16, 2024

To disclose

34 weeks

Affected · nationwide

2,66913 in this filing

Linked

6 filings

Confidence

65%

Full breach record for The Teaching Company Sales, LLC →

The Teaching Company Sales, LLC d/b/a The Great Courses reported an external system breach (hacking) occurring between Nov 8-24, 2023. Unauthorized access resulted in the potential exposure of names, SSNs, and financial account/routing numbers for 2,669 individuals. The company engaged forensic specialists, notified law enforcement, and provided 12 months of credit monitoring to affected individuals.

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Maine clockDiscovered Nov 24, 2023 → Filed with AG Jul 16, 2024235d ✗ ME AG >90d34 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 16 days

discovery → filing · 34 weeks / 235 days

Nov 8, 2023

Begins

Nov 24, 2023

Discovered

Jul 16, 2024

Filed

vs. sector median

+27 wks slower

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteakirabd_b0f85b0a81e061e62023-12-12 · +217dVerified

Regulatory filings (4) · sorted by filing gap

Indiana State AGbd_195bfc1f2e44f5b02024-07-16Verified by operator
Vermont State AGbd_70cc78c1c148ed6a2024-07-16Verified
Montana State AGbd_ba087ee1074b88bb2024-07-16Candidate
Massachusetts State AGbd_ec3d93399dff501a2024-07-16Verified by operator

Name: The Teaching Company Sales, LLC
norm: the teaching company sales
Domain: thegreatcourses.com

Name: The Teaching Company Sales, LLC
norm: the teaching company sales
Domain: thegreatcourses.com
Also named: The Teaching Company Sales, LLCdba oflegal entity
The Great Coursesdba oftrade name
Industry: EducationllmTechnologyllm

Discovered: Nov 24, 2023
Breach occurred: Nov 8, 2023 – Nov 24, 2023
Undetected for: 16 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 16, 2024
Affected individuals: 2,669state + nationwide
Data types: Identity (basic)Government IDFinancial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified federal law enforcementProviding written notice of this incident to relevant state regulators, as necessary, and to the three major credit reporting agencies, Equifax, Experian, and TransUnion
Initial access: exploit_public_facing

During the incident: Launched an investigation to determine the nature and scope of the event with the assistance of third-party forensic specialists
Promptly notified federal law enforcement
Undertook a comprehensive and time-intensive review of all potentially impacted files with the assistance of third-party data review specialists
Provided access to credit monitoring services for twelve (12) months through IDX
Provided impacted individuals with guidance on how to better protect against identity theft and fraud
Providing written notice of this incident to relevant state regulators, as necessary, and to the three major credit reporting agencies
Changes made: Implementing additional safeguards and training to its employees
Implementing additional technical security measures to strengthen the security of its systems
Reviewing and enhancing its existing data privacy policies and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 34 weeks(235 days from discovery to filing)
Compliance flags: ME AG >90d · 235dME resident >60d · 235d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Nov 24, 2023
→ Filed with AG: Jul 16, 2024
235d 90 days ME AG >90d
Maine
Discovered: Nov 24, 2023
→ Notified: Jul 16, 2024
235d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Nov 24, 2023 → Filed with AG: Jul 16, 2024	235d	90 days	ME AG >90d
Maine	Discovered: Nov 24, 2023 → Notified: Jul 16, 2024	235d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Indiana State AGJul 16 · first

Vermont State AGJul 16 · first

Montana State AGJul 16 · first

Massachusetts State AGJul 16 · first

Maine State AGJul 16 · first · 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/060a78b0-5e4c-4869-bce5-48c6b1bb39e0.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 16, 2024
Raw hash: 5d03a42b3e65355416274c4aa904f326c66f15c9485d55bf6c431fb63879826d

Linked disclosures

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Reporting entityThe Teaching Company Sales, LLC

Victim entityThe Teaching Company Sales, LLC

Incidentdiscovered Nov 24, 2023

Stated responseLaunched an investigation to determine the nature and scope of the event with the assistance of third-party forensic specialists

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov