UnknownPCIFinancial accountLow

AMERICAN EXPRESS COMPANY

bd_45247e0550f259f5 · schema v1 · pii pii-v2

Severity

Low

Discovered

—

Filed

Sep 19, 2017

To disclose

—

Affected

1state residents only

Linked

4 filings

Confidence

95%

Full breach record for AMERICAN EXPRESS COMPANY →343 incidents on file

American Express reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2017-09-19. 1 Massachusetts residents were affected. The report records the breach type as electronic.

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Incident timeline — partial

? — ?

Breach window unknown

Sep 19, 2017

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

This filing is one of 4 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Massachusetts State AGbd_4d92cb40d7f9f0952017-09-19Verified by operator
Massachusetts State AGbd_63c1b0a6d9c917b32017-09-19Verified by operator
Massachusetts State AGbd_a59f5f7d24a78cad2017-09-19Candidate

Name: AMERICAN EXPRESS COMPANY
norm: american express
Domain: americanexpress.com

Name: AMERICAN EXPRESS COMPANY
norm: american express
Domain: americanexpress.com

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 1state-resident count only
Data types: PCI
Data elements: Payment card number
Stated not affected: Social Security numberFinancial account numberDriver's licence 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 · 4 filings

View merged incident ↗

Massachusetts State AGSep 19 · first

Massachusetts State AGSep 19 · 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.mass.gov/doc/data-breach-report-2017/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 19, 2017
Raw hash: 345b9fb33da362590f2a2983e09dee3ad02c1a783f9f9109fbe8f603debf65da

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityAMERICAN EXPRESS COMPANY

Victim entityAMERICAN EXPRESS COMPANY

IncidentUnknown

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov