HackingFinanceFinancial accountIdentity (basic)Government IDPCIMediumActive

U.S. Bank National Association

bd_4581962235f7421f · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jul 31, 2026

To disclose

—

Affected

30state residents only

Linked

2 filings

Confidence

67%

Full breach record for U.S. Bank National Association →34 incidents on file

U.S. Bank notified Massachusetts prepaid cardholders of unauthorized access to account data including names, addresses, email, account numbers, and SSNs. The incident involves prepaid cards. The bank provided two years of complimentary credit monitoring via TransUnion. No specific discovery or occurrence dates were provided in the notice.

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Incident timeline — partial

? — ?

Breach window unknown

Jul 31, 2026

Filed

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

This filing is one of 2 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Nebraska State AGbd_64ab123d0583c4332026-07-30 · +1dVerified

Name: U.S. Bank National Association
norm: us bank national

Name: U.S. Bank National Association
norm: us bank national

Discovered: —
Materiality determined: —
Notification sent: Jul 30, 2026
Affected individuals: 30state-resident count only
Data types: Financial accountIdentity (basic)Government IDPCI
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: ExternalFinancial
Initial access: valid_credentials

During the incident: Arranged for you to enroll, at no cost to you, in an online credit monitoring service (myTrueIdentity) for two years provided by TransUnion Interactive
Changes made: Recommend that you place a “Fraud Alert” on your credit file
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 ↗

Nebraska State AGJul 30 · first

Massachusetts State AG+1d · 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/2026-1259-us-bank/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 31, 2026
Raw hash: a0f5ddec458967fb7fe5e23b99509d1b8b13a1311f3b7d987f25963cd7fa0d2e

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityU.S. Bank National Association

Victim entityU.S. Bank National Association

IncidentUnauthorized Access

Stated responseArranged for you to enroll, at no cost to you, in an online credit monitoring service (myTrueIdentity) for two years provided by TransUnion Interactive

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov