The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on January 15, 2015. Unauthorized access to a merchant's website files potentially affected American Express Card account numbers and other card information, but Social Security numbers were not impacted.
Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-48072
TPRM report: https://www.rankiteo.com/company/american-express
"id": "ame949080425",
"linkid": "american-express",
"type": "Breach",
"date": "1/2015",
"severity": "60",
"impact": "2",
"explanation": "Attack limited on finance or reputation"{'affected_entities': [{'industry': 'Financial Services',
'name': 'American Express Travel Related Services '
'Company, Inc.',
'type': 'Company'}],
'attack_vector': 'Unauthorized Access',
'data_breach': {'type_of_data_compromised': ['American Express Card account '
'numbers',
'other card information']},
'date_detected': '2015-01-15',
'date_publicly_disclosed': '2015-01-15',
'description': "Unauthorized access to a merchant's website files potentially "
'affected American Express Card account numbers and other card '
'information, but Social Security numbers were not impacted.',
'impact': {'data_compromised': ['American Express Card account numbers',
'other card information'],
'payment_information_risk': True},
'references': [{'date_accessed': '2015-01-15',
'source': 'California Office of the Attorney General'}],
'title': 'American Express Travel Related Services Company Data Breach',
'type': 'Data Breach'}