The California Office of the Attorney General reported a data breach involving American Express Travel Related Services Company, Inc. on July 27, 2015. The breach occurred on February 1, 2015, involving unauthorized access to a payment processing system, potentially affecting account information of Cardmembers, including names and Card account numbers.
Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-57169
TPRM report: https://www.rankiteo.com/company/american-express
"id": "ame317072625",
"linkid": "american-express",
"type": "Breach",
"date": "2/2015",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"{'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': ['Names', 'Card account numbers']},
'date_detected': '2015-07-27',
'date_publicly_disclosed': '2015-07-27',
'description': 'Unauthorized access to a payment processing system, '
'potentially affecting account information of Cardmembers, '
'including names and Card account numbers.',
'impact': {'data_compromised': ['Names', 'Card account numbers'],
'systems_affected': ['Payment processing system']},
'references': [{'date_accessed': '2015-07-27',
'source': 'California Office of the Attorney General'}],
'title': 'American Express Travel Related Services Data Breach',
'type': 'Data Breach'}