HackingTransportation & LogisticsTransportationStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

21 Air, LLC

bd_b3a25e188339e5cb · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 3, 2025

Filed

Dec 15, 2025

To disclose

28 weeks

Affected · nationwide

4191 in this filing

Linked

5 filings

Confidence

66%

Full breach record for 21 Air, LLC →

21 Air, LLC reported an external system breach (hacking) affecting one employee email account. The incident occurred between March 17 and June 3, 2025, and was discovered on June 3, 2025. Unauthorized access resulted in the exposure of names, SSNs, DOBs, addresses, and government IDs for 419 individuals. 21 Air notified affected individuals on December 11, 2025, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Jun 3, 2025 → Filed with AG Dec 15, 2025195d ⏱ ME AG >30d28 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 78 days

discovery → filing · 28 weeks / 195 days

Mar 17, 2025

Begins

Jun 3, 2025

Discovered

Dec 15, 2025

Filed

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

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

New Hampshire State AGbd_6b60b566af0e70ba2025-12-15Verified
Massachusetts State AGbd_57ccb4f510435ad72025-12-18 · +3dVerified
Indiana State AGbd_144ddf00b9510f412025-12-11 · +4dCandidate
Nebraska State AGbd_2cb773ff4e6045602025-12-11 · +4dVerified

Name: Cipriani and Werner, P.C.
norm: cipriani and werner
Domain: 21air.us

Name: 21 Air, LLC
norm: 21 air
Domain: 21air.us
Industry: Transportation & Logisticsllm

Discovered: Jun 3, 2025
Breach occurred: Mar 17, 2025 – Jun 3, 2025
Undetected for: 78 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 11, 2025
Affected individuals: 419state + nationwide
Data types: Identity (basic)Government IDFinancial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: Reported this incident to the Cybersecurity and Infrastructure Security Agency (“CISA”)
Initial access: valid_credentials

During the incident: Reported this incident to the Cybersecurity and Infrastructure Security Agency (“CISA”)
Began working with third-party computer specialists to investigate the full nature and scope of the incident
Engaged third-party forensic specialists to investigate this matter
Arranged for you to activate, at no cost to you, Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services 12 months provided by Cyberscout, a TransUnion company
Changes made: Took swift action to secure our email system and network
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 weeks(195 days from discovery to filing)
Compliance flags: ME AG >30d · 195dME resident >60d · 191d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jun 3, 2025
→ Filed with AG: Dec 15, 2025
195d 30 days (soft) ME AG >30d
Maine
Discovered: Jun 3, 2025
→ Notified: Dec 11, 2025
191d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jun 3, 2025 → Filed with AG: Dec 15, 2025	195d	30 days (soft)	ME AG >30d
Maine	Discovered: Jun 3, 2025 → Notified: Dec 11, 2025	191d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Indiana State AGDec 11 · first

Nebraska State AGDec 11 · first

New Hampshire State AG+4d

Maine State AG+4d · this page

Massachusetts State AG+7d

Pattern: first filing Dec 11 (IN), last Dec 18 (MA) — a 7-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.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/40aaa4bd-d79b-493a-b811-be45d870c44b.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 15, 2025
Raw hash: 922023b9baa5fc17b52021c32c294613e8645fdfeb676b8c8e5603f9611cb7cd

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityCipriani and Werner, P.C.

Victim entity21 Air, LLC

Incidentdiscovered Jun 3, 2025

Stated responseReported this incident to the Cybersecurity and Infrastructure Security Agency (“CISA”)

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov