UnknownFinancial ServicesFinanceFinancial accountLow

JPMorgan Chase Bank, National Association

bd_5744d9f91d09b848 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Apr 4, 2025

To disclose

—

Affected

1state residents only

Linked

5 filings

Confidence

95%

Full breach record for JPMorgan Chase Bank, National Association →93 incidents on file

JPMorgan Chase Bank, N.A reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-04-04. 1 Massachusetts residents were affected.

J jump to incidentP pin to compareR raw source

Incident timeline — partial

? — ?

Breach window unknown

Apr 4, 2025

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Massachusetts State AGbd_422c15f954b14b072025-04-04Candidate
Indiana State AGbd_37ed23c60a7407532025-05-05 · +31dVerified
Massachusetts State AGbd_b9aa2bd6106e6a4d2025-05-05 · +31dCandidate
Massachusetts State AGbd_292fb131dc6738732025-05-09 · +35dVerified

Name: JPMorgan Chase Bank, National Association
norm: jpmorgan chase bank national

Name: JPMorgan Chase Bank, National Association
norm: jpmorgan chase bank national
Industry: Financial Servicesregulator portal

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 1state-resident count only
Data types: Financial account
Data elements: Financial account number
Stated not affected: Social Security numberMedical informationDriver's licence numberPayment card number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

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

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 2 states

View merged incident ↗

Massachusetts State AGApr 4 · first

Massachusetts State AGApr 4 · first · this page

Indiana State AG+31d

Massachusetts State AG+31d

Massachusetts State AG+35d

Pattern: first filing Apr 4 (MA), last May 9 (MA) — a 35-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.mass.gov/doc/data-breach-report-2025/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 4, 2025
Raw hash: f30bc992850dd165cb2e050790d83d18806d391e9b7e787c0d061974ea8e6ee8

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityJPMorgan Chase Bank, National Association

Victim entityJPMorgan Chase Bank, National Association

IncidentUnknown

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov