MalwareTransportation & LogisticsTransportationRansomwareData EncryptedDelayed DiscoveryFinancial accountIdentity (basic)MediumContained
Delta Airlines
bd_40a73ebc1d47b61d · schema v1 · pii pii-v1
Full breach record for Delta Airlines →Delta Airlines reported a cyberattack involving malware (ransomware) affecting 24,563 Washington residents. The incident occurred between September 26 and October 12, 2017, was discovered on March 28, 2018, and notified on April 11, 2018.
J jump to incidentP pin to compareR raw source
Incident timeline
undetected · 183 days
discovery → filing · 14 days
Sep 26, 2017
Begins
Mar 28, 2018
Discovered
Apr 11, 2018
Filed
Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed24,563 affectedView incident
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.