Social EngineeringTransportation & LogisticsTransportationPhishingData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDPHIHealth (basic)HighResolved

WestJet, an Alberta Partnership

bd_75d83581529d1d88 · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 13, 2025

Filed

Oct 3, 2025

To disclose

16 weeks

Affected

7,333state residents only

Linked

14 filings

Confidence

69%

Full breach record for WestJet, an Alberta Partnership →

WestJet experienced a phishing-based cyberattack on June 13, 2025, resulting in unauthorized access to systems containing passenger PII. The incident is resolved. Data involved includes names, DOBs, addresses, and travel document info. 7,333 Washington residents affected. WestJet notified the FBI and offers 24 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Washington clock✗ WA AG >90d16 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 16 weeks / 112 days

Jun 13, 2025

Begins

Jun 13, 2025

Discovered

Oct 3, 2025

Filed

This filing is one of 14 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Oregon State AGbd_0dd2d099a5ac7f742025-10-03Verified
Massachusetts State AGbd_7cf756e8a180c7a72025-10-04 · +1dVerified
California State AGbd_078db9afda69701f2025-09-30 · +3dVerified
Maine State AGbd_d8c21e8e887f55602025-09-30 · +3dVerified

Show 6 more filings ↓up to 4d gap

Texas State AGbd_4405e7fd2d88d7fb2025-10-07 · +4dVerified
Indiana State AGbd_08b8ad67ebdf12712025-09-29 · +4dVerified
South Carolina State AGbd_21b3fba3dd8e7bd92025-09-29 · +4dVerified
Montana State AGbd_46b2ae93fc4dc8f22025-09-29 · +4dCandidate
New Hampshire State AGbd_6a4e87d06919f5df2025-09-29 · +4dVerified
Vermont State AGbd_a368060b3708eac52025-09-29 · +4dVerified

Showing first 10 of 13 linked disclosures.

Name: WestJet, an Alberta Partnership
norm: westjet an alberta partnership
Domain: westjet.com

Name: WestJet, an Alberta Partnership
norm: westjet an alberta partnership
Domain: westjet.com
Industry: Transportation & Logisticsllm

Discovered: Jun 13, 2025
Breach occurred: Jun 13, 2025 – Jun 14, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 15, 2025
Affected individuals: 7,333state-resident count only
Data types: Identity (basic)Government ID
Data elements: NameDate of birthPassport numberMedical information
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoing
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: ExternalFinancial
Regulator citations: Reported the incident to law enforcement, including the Federal Bureau of Investigation
Initial access: phishing_link

During the incident: Reported the incident to law enforcement, including the Federal Bureau of Investigation
Cooperating in their investigation
Offering an identity theft and monitoring solution free of charge for 24 months
Changes made: Took immediate steps to secure environment
Conducted technical and forensic investigation
Conducted extensive analysis of data to identify specific data elements
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 16 weeks(112 days from discovery to filing)
Compliance flags: WA AG >90d
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 11 states

View merged incident ↗

Indiana State AGSep 29 · first

South Carolina State AGSep 29 · first

Montana State AGSep 29 · first

New Hampshire State AGSep 29 · first

Vermont State AGSep 29 · first

California State AG+1d

Maine State AG+1d

Oregon State AG+4d

Washington State AG+4d · this page

Massachusetts State AG+5d

Texas State AG+8d

Pattern: first filing Sep 29 (IN), last Oct 7 (TX) — a 8-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 13 — the full spread may be wider.

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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA34829.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 3, 2025
Raw hash: ce59095cd3522ba87722d9d6f7daa3f5e8d549fc67b96927a6843d1be2ab8da3

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityWestJet, an Alberta Partnership

Victim entityWestJet, an Alberta Partnership

Incidentdiscovered Jun 13, 2025

Stated responseReported the incident to law enforcement, including the Federal Bureau of Investigation

ComplianceWA AG >90d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com