MisuseFinancial ServicesFinancePrivilege AbuseEmployee Data InvolvedIdentity (basic)Government IDMediumContained

Capital One, National Association

bd_c6b77e4c7dd0eca8 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Oct 25, 2018

To disclose

—

Affected

8state residents only

Confidence

66%

Full breach record for Capital One, National Association →24 incidents on file

Capital One notified Montana residents that a former employee at a service provider accessed account information (name, address, DOB, SSN) between June 9 and July 23, 2018. The employee was terminated. Credit monitoring was offered.

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Incident timeline

Jun 9, 2018

Begins

Oct 25, 2018

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed8 affectedView incident

Name: Capital One, National Association
norm: capital one national

Name: Capital One, National Association
norm: capital one national
Industry: Financial Servicesllm

Discovered: —
Breach occurred: Jun 9, 2018 – Jul 23, 2018
Materiality determined: —
Notification sent: Oct 25, 2018
Affected individuals: 8state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Insider
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: Internal
Initial access: insider_action

During the incident: Arranged for two years of TransUnion credit monitoring service
Former employee is no longer with the company
Changes made: Taking other steps to prevent this kind of event in the future
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.

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://dojmt.gov/wp-content/uploads/Capital-One-5.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 25, 2018
Raw hash: 813ab2969065f0d97a2a48e239a4f5c1ea9e3d23347023ae70092f91c106e778

Reporting entityCapital One, National Association

Victim entityCapital One, National Association

IncidentInsider

Stated responseArranged for two years of TransUnion credit monitoring service

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov