Social EngineeringTransportation & LogisticsTransportationPhishingCustomer Data InvolvedGovernment IDIdentity (basic)MediumContained

Swift Transportation Co. of Arizona, LLC

bd_026615c50d67a737 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 25, 2026

Filed

Jun 1, 2026

To disclose

10 weeks

Affected

4state residents only

Linked

4 filings

Confidence

66%

Full breach record for Swift Transportation Co. of Arizona, LLC →2 incidents on file

Swift Transportation Co. of Arizona, LLC notified the New Hampshire Attorney General on June 1, 2026, of a cybersecurity event involving four NH residents. Unauthorized access to a single employee's email account occurred on March 9, 2026, discovered on March 25, 2026. Files accessed contained names, Social Security numbers, and/or driver's license numbers. Swift secured the account, notified law enforcement, and mailed notifications offering one year of Experian credit monitoring.

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Incident timeline

undetected · 16 days

discovery → filing · 10 weeks / 68 days

Mar 9, 2026

Begins

Mar 25, 2026

Discovered

Jun 1, 2026

Filed

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

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Nebraska State AGbd_16e92696533240de2026-06-01Candidate
Maine State AGbd_7f2659576c9284dd2026-06-01Verified
Indiana State AGbd_ac3861e84b406a212026-06-01Verified

Name: Swift Transportation Co. of Arizona, LLC
norm: swift transportation co of arizona

Name: Swift Transportation Co. of Arizona, LLC
norm: swift transportation co of arizona
Industry: Transportation & Logisticsllm

Discovered: Mar 25, 2026
Breach occurred: Mar 9, 2026 – Mar 25, 2026
Undetected for: 16 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 1, 2026
Affected individuals: 4state-resident count only
Data types: Government IDIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General's Office
Initial access: phishing_link

During the incident: Took steps to secure the account
Ensured no further unauthorized access occurred
Launched an investigation into the matter
Notified law enforcement of the incident
Mailed a notification letter to the New Hampshire residents via U.S. First-Class mail
Offering notified residents a complimentary one-year subscription to credit monitoring and identity protection services through Experian
Established a toll-free call center to answer any questions notified individuals may have
Changes made: Taken additional steps to enhance their security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(68 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Nebraska State AGJun 1 · first

Maine State AGJun 1 · first

Indiana State AGJun 1 · first

New Hampshire State AGJun 1 · 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/swift-transportation-arizona-20260601.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 1, 2026
Raw hash: 3c8d4655c93b8603c5b41cd1fcc6e5c8837c4428944d2fa24a3b863c271b6cf7

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entitySwift Transportation Co. of Arizona, LLC

Victim entitySwift Transportation Co. of Arizona, LLC

Incidentdiscovered Mar 25, 2026

Stated responseTook steps to secure the account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov