Byline Bank

The Vermont Office of the Attorney General reported a data breach involving Byline Bank on May 23, 2024. The breach was due to unauthorized access to an employee email account, potentially exposing personal information of individuals; however, the exact number of affected individuals and specific types of compromised information are unknown.

Source: https://ago.vermont.gov/document/2024-05-23-byline-bank-data-breach-notice-consumers

TPRM report: https://www.rankiteo.com/company/byline-bank

"id": "byl658072925",
"linkid": "byline-bank",
"type": "Breach",
"date": "4/2024",
"severity": "60",
"impact": "3",
"explanation": "Attack with significant impact with internal employee data leaks"

{'affected_entities': [{'industry': 'Banking',
                        'name': 'Byline Bank',
                        'type': 'Financial Institution'}],
 'attack_vector': 'Unauthorized Access',
 'data_breach': {'type_of_data_compromised': 'Personal Information'},
 'date_publicly_disclosed': '2024-05-23',
 'description': 'The Vermont Office of the Attorney General reported a data '
                'breach involving Byline Bank on May 23, 2024. The breach was '
                'due to unauthorized access to an employee email account, '
                'potentially exposing personal information of individuals; '
                'however, the exact number of affected individuals and '
                'specific types of compromised information are unknown.',
 'impact': {'data_compromised': 'Personal Information'},
 'references': [{'date_accessed': '2024-05-23',
                 'source': 'Vermont Office of the Attorney General'}],
 'title': 'Data Breach at Byline Bank',
 'type': 'Data Breach',
 'vulnerability_exploited': 'Employee Email Account'}