HackingRetail & ConsumerRetailData ExfiltratedCustomer Data InvolvedDelayed DiscoveryFinancial accountGovernment IDIdentity (basic)MediumActive

The TJX Companies, Inc.

bd_7c484e77f45adb36 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 1, 2006

Filed

Jan 17, 2007

To disclose

7 weeks

Affected

Not disclosed

Confidence

66%

Full breach record for The TJX Companies, Inc. →5 incidents on file

The TJX Companies, Inc. disclosed an unauthorized intrusion into its computer systems processing customer transactions for T.J. Maxx, Marshalls, and other stores in the US, Canada, UK, and Ireland. The intrusion, discovered in mid-December 2006, potentially affected data from 2003 through December 2006. Stolen data included credit/debit card info and some driver's license numbers. TJX engaged law enforcement (DOJ, Secret Service, RCMP) and forensic firms (General Dynamics, IBM).

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Incident timeline

undetected · 1430 days

discovery → filing · 7 weeks / 47 days

Jan 1, 2003

Begins

Dec 1, 2006

Discovered

Jan 17, 2007

Filed

vs. sector median

1 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: The TJX Companies, Inc.
norm: the tjx companies
Domain: tjx.com

Name: The TJX Companies, Inc.
norm: the tjx companies
Domain: tjx.com
Industry: Retail & Consumerllm

Discovered: Dec 1, 2006
Breach occurred: Jan 1, 2003 – Dec 31, 2006
Undetected for: 1,430 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Financial accountGovernment IDIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified United States Department of JusticeNotified Secret ServiceNotified Royal Canadian Mounted Police

During the incident: Immediately notified and began working closely with law enforcement authorities, including the United States Department of Justice and Secret Service and the Royal Canadian Mounted Police
Immediately engaged General Dynamics Corporation and IBM Corporation, two leading computer security and incident response firms
Promptly notified and began working closely with the major credit card companies (American Express, Discover, MasterCard and VISA) and entities that process our customers’ transactions
Significantly strengthened the security of its computer systems
Established a special helpline for its customers
Changes made: Implementing security upgrades
Adopted containment plan to prevent future intrusions
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(47 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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://mm.nh.gov/files/uploads/doj/remote-docs/tjx-20070117.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 17, 2007
Raw hash: 8cb17174781cc53676de2319b1b8c69732d7630d2eca1db7b66bb3f6c0d78597

Reporting entityThe TJX Companies, Inc.

Victim entityThe TJX Companies, Inc.

Incidentdiscovered Dec 1, 2006

Stated responseImmediately notified and began working closely with law enforcement authorities, including the United States Department of Justice and Secret Service and the Royal Canadian Mounted Police

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov