HackingRetail & ConsumerRetailData MishandlingSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Government IDMediumContained

J.C. Penney Corporation, Inc.

bd_aa97c4c519fc03cb · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Mar 27, 2018

To disclose

—

Affected

7state residents only

Linked

2 filings

Confidence

66%

Full breach record for J.C. Penney Corporation, Inc. →

J.C. Penney notified the NH AG of a third-party vendor security incident involving its Microsoft 365 environment between April and August 2017. The incident potentially exposed supplier PII including names, addresses, SSNs, and EINs. Approximately 7 NH residents were affected. J.C. Penney engaged forensic investigators and provided 12 months of credit monitoring.

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Incident timeline

Apr 1, 2017

Begins

Mar 27, 2018

Filed

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_421530ebdabfde732018-03-27Verified

Name: J.C. Penney Corporation, Inc.
norm: jc penney

Name: J.C. Penney Corporation, Inc.
norm: jc penney
Industry: Retail & Consumerllm

Discovered: —
Breach occurred: Apr 1, 2017 – Aug 31, 2017
Materiality determined: —
Notification sent: Mar 27, 2018
Affected individuals: 7state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain Compromise
Threat actor: External
Initial access: supply_chain

During the incident: Engaged a data security expert to conduct a forensic investigation of the incident
Arranged to provide affected individuals with one year of identity protection and credit monitoring services at no cost to them
Changes made: Vendor taking steps to secure its systems and help prevent this type of issue from reoccurring
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGMar 27 · first

New Hampshire State AGMar 27 · 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://mm.nh.gov/files/uploads/doj/remote-docs/jc-penney-20180327.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 27, 2018
Raw hash: 6fc99458c753aa1ac3c9694968d9ab85efef82e5063e44ed201a8e2a7aeb6cd6

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityJ.C. Penney Corporation, Inc.

Victim entityJ.C. Penney Corporation, Inc.

IncidentThird-Party / Supply Chain

Stated responseEngaged a data security expert to conduct a forensic investigation of the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov