The California Office of the Attorney General reported on July 12, 2012, that American Express Travel Related Services Company, Inc. experienced a data breach resulting in the recovery of American Express Card information, including account numbers, names, and expiration dates. Social Security numbers were not impacted, and there was no indication of unauthorized activity.
Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-32218
TPRM report: https://www.rankiteo.com/company/american-express
"id": "ame425072625",
"linkid": "american-express",
"type": "Breach",
"date": "7/2012",
"severity": "50",
"impact": "2",
"explanation": "Attack limited on finance or reputation"{'affected_entities': [{'industry': 'Financial Services',
'name': 'American Express Travel Related Services '
'Company, Inc.',
'type': 'Financial Services'}],
'data_breach': {'type_of_data_compromised': ['account numbers',
'names',
'expiration dates']},
'date_detected': '2012-07-12',
'date_publicly_disclosed': '2012-07-12',
'description': 'The California Office of the Attorney General reported on '
'July 12, 2012, that American Express Travel Related Services '
'Company, Inc. experienced a data breach resulting in the '
'recovery of American Express Card information, including '
'account numbers, names, and expiration dates. Social Security '
'numbers were not impacted, and there was no indication of '
'unauthorized activity.',
'impact': {'data_compromised': ['account numbers',
'names',
'expiration dates']},
'references': [{'date_accessed': '2012-07-12',
'source': 'California Office of the Attorney General'}],
'title': 'American Express Data Breach',
'type': 'Data Breach'}