American Express Travel Related Services Company, Inc.

Organization

American Express Travel Related Services Company, Inc.

Source

California AG · source record

Date reported

Mar 22, 2018

Date(s) of breach

Sunday, October 1, 2017

Residents affected

Not published by this source

Data exposed

Social Security number Passport number Financial / bank account Date of birth Email address Phone number Postal address Name

Notice letter

Sample notice (PDF)

Days to notice

172 days from the end of the breach window (Oct 1, 2017, no discovery date in the letter) to the California record (Mar 22, 2018). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82).

Offered in the letter

24 months of credit or identity monitoring through Experian

Third party

The letter attributes the incident to a vendor or service provider

First seen by BreachTally

2026-10-30 16:15 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.