HackingTransportation & LogisticsTechnologyTransportationStolen CredentialsInfostealerSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedFinancial accountIdentity (basic)MediumContained

Delta Air Lines, Inc.

bd_ad9ecbbe227deabe · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 28, 2018

Filed

Apr 18, 2018

To disclose

21 days

Affected

12,575state residents only

Confidence

64%

Full breach record for Delta Air Lines, Inc. →6 incidents on file

Delta Air Lines notified customers of a data breach involving third-party vendor (24]7.ai. Malware on (24]7.ai's software allowed unauthorized access to payment card data (name, address, card number, CVV, expiration) for purchases on delta.com between Sept 26 and Oct 12, 2017. Delta was notified on March 28, 2018. No specific count of affected individuals was disclosed. Delta engaged law enforcement and offered 2 years of credit monitoring.

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South Carolina clock✓ SC CRA notice due21 days 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 · 183 days

discovery → filing · 21 days

Sep 26, 2017

Begins

Mar 28, 2018

Discovered

Apr 18, 2018

Filed

Part of [24]7.ai supply-chain incident (2018) — a supply-chain cascade affecting multiple organizations.View cascade →

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed12,575 affectedView incident

Name: Delta Air Lines, Inc.
norm: delta air lines
Domain: delta.com

Name: Delta Air Lines, Inc.
norm: delta air lines
Domain: delta.com
Industry: Transportation & LogisticsllmTechnologyllm

Discovered: Mar 28, 2018
Breach occurred: Sep 26, 2017 – Oct 12, 2017
Undetected for: 183 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 11, 2018
Affected individuals: 12,575state-resident count only
Data types: Financial accountIdentity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1056 Input CaptureT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: engaged federal law enforcement
Third party: via (24]7.ai
Initial access: supply_chain

During the incident: Launched an investigation
Engaged federal law enforcement and forensic teams
Initiated diligent efforts to directly contact customers, including by first-class postal mail
Offering a paid subscription for AllClear ID credit monitoring and identity theft protection services for two years at no cost
Changes made: Offering AllClear ID credit monitoring and identity theft protection services for two years
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 days(21 days from discovery to filing)
Compliance flags: SC CRA notice due
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.

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://consumer.sc.gov/sites/consumer/files/Documents/Business%20Resources%20Laws/Related%20Laws/Breaches/2018/DeltaAirLinesInc..pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 18, 2018
Raw hash: 2e148a06b09cf93fe94af9caf3ddfd163b903cdb6e9bbeafef3c346111740a1d

Reporting entityDelta Air Lines, Inc.

Victim entityDelta Air Lines, Inc.

Incidentdiscovered Mar 28, 2018

Stated responseLaunched an investigation

ComplianceSC CRA notice due

Extraction provenanceno artifact recorded

Source provenanceconsumer.sc.gov