Citi

The California Office of the Attorney General reported a data breach involving Citi on March 28, 2013. The breach involved the accidental exposure of personally identifiable information due to an imperfect process used during a bankruptcy proceeding. The specific number of affected individuals and types of information compromised are unknown.

Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-40908

TPRM report: https://www.rankiteo.com/company/citi

"id": "cit548072625",
"linkid": "citi",
"type": "Breach",
"date": "3/2013",
"severity": "25",
"impact": "1",
"explanation": "Attack without any consequences"

{'affected_entities': [{'industry': 'Finance',
                        'name': 'Citi',
                        'type': 'Financial Institution'}],
 'attack_vector': 'Accidental Exposure',
 'data_breach': {'personally_identifiable_information': True,
                 'type_of_data_compromised': 'Personally Identifiable '
                                             'Information'},
 'date_detected': '2013-03-28',
 'date_publicly_disclosed': '2013-03-28',
 'description': 'The California Office of the Attorney General reported a data '
                'breach involving Citi on March 28, 2013. The breach involved '
                'the accidental exposure of personally identifiable '
                'information due to an imperfect process used during a '
                'bankruptcy proceeding, while the specific number of affected '
                'individuals and types of information compromised are unknown.',
 'impact': {'data_compromised': 'Personally Identifiable Information'},
 'references': [{'date_accessed': '2013-03-28',
                 'source': 'California Office of the Attorney General'}],
 'title': 'Citi Data Breach',
 'type': 'Data Breach',
 'vulnerability_exploited': 'Imperfect Process'}