The California Office of the Attorney General reported a data breach involving Discover Financial Services on October 26, 2016, which occurred on May 4, 2014. The breach potentially exposed Discover card account information, but the exact types of data compromised are unknown. A new card with a new security code and expiration date was issued as a response to the breach.
Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-64570
TPRM report: https://www.rankiteo.com/company/discover-financial-services
"id": "dis547072625",
"linkid": "discover-financial-services",
"type": "Breach",
"date": "5/2014",
"severity": "50",
"impact": "2",
"explanation": "Attack limited on finance or reputation"{'affected_entities': [{'industry': 'Finance',
'name': 'Discover Financial Services',
'type': 'Financial Services'}],
'data_breach': {'type_of_data_compromised': ['Discover card account '
'information']},
'date_detected': '2016-10-26',
'date_publicly_disclosed': '2016-10-26',
'description': 'The California Office of the Attorney General reported a data '
'breach involving Discover Financial Services on October 26, '
'2016, which occurred on May 4, 2014. The breach potentially '
'exposed Discover card account information, but the exact '
'types of data compromised are unknown. A new card with a new '
'security code and expiration date was issued as a response to '
'the breach.',
'impact': {'data_compromised': ['Discover card account information']},
'references': [{'date_accessed': '2016-10-26',
'source': 'California Office of the Attorney General'}],
'response': {'remediation_measures': ['Issued new cards with new security '
'codes and expiration dates']},
'title': 'Data Breach at Discover Financial Services',
'type': 'Data Breach'}