BreachCensus

Delta Air Lines, Inc.

TransportUnited States of America

Delta Air Lines, Inc. is a transport organisation in California. It appears on the California Attorney General breach-notification register and the Delaware Attorney General data security breach database with 1 confirmed incident (2 filings); the most recent notice was filed on April 13, 2018.

LEI
Q2CCMS6R0AS67HJMBN42

Data as of October 17, 2026.

Confirmed incident

Filed in CA and DE

The same incident was filed separately with 2 jurisdictions within a few days of each other (CA and DE) — shown here as one incident.

Occurred
September 26, 2017
Disclosed
April 13, 2018

Timeline

  1. April 11, 2018
    Reported to regulator Regulator

    DE AG breach notification: 763 Delaware residents affected

    source
  2. April 11, 2018
    Reported to regulator Regulator

    DE AG breach notification: 763 Delaware residents affected

    source
  3. April 11, 2018
    Reported to regulator Regulator

    DE AG breach notification: 763 Delaware residents affected

    source
  4. April 13, 2018
    Reported to regulator Regulator

    CA AG breach notification: an unknown number of California residents affected

    source

Litigation

  • Possible litigation — multiple candidate dockets found, not yet resolved to a single case.
  • Possible litigation — multiple candidate dockets found, not yet resolved to a single case.
What a California notice means

Governed by Cal. Civ. Code §1798.82. A copy of the notification must be sent to the Attorney General when a single breach requires notifying more than 500 California residents.

Note: no affected-count is published on this register.

California breach-notification register ↗

What a Delaware notice means

Governed by 6 Del. C. §12B-102. Notice to the Attorney General is required when a breach affects more than 500 Delaware residents.

Note: the count is Delaware residents only, not a total.

Delaware breach-notification register ↗