Bithumb Global

Bithumb, the most active bitcoin and ether exchange in South Korea, was compromised in this cyber attack.

Financial losses resulting from compromised accounts have begun to appear and are now rapidly approaching billions of won.

31,800 users of the Bithumb website had their names, mobile phone numbers, and email addresses successfully taken over by hackers.

This figure, according to the exchange, represents about 3% of all clients.

Source: https://bravenewcoin.com/insights/fourth-largest-bitcoin-exchange-bithumb-hacked-for-billions-of-won

TPRM report: https://scoringcyber.rankiteo.com/company/bithumbglobal

"id": "bit13611122",
"linkid": "bithumbglobal",
"type": "Breach",
"date": "07/2017",
"severity": "100",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"

{'affected_entities': [{'customers_affected': 31800,
                        'industry': 'Financial Services',
                        'location': 'South Korea',
                        'name': 'Bithumb',
                        'type': 'Cryptocurrency Exchange'}],
 'data_breach': {'number_of_records_exposed': 31800,
                 'personally_identifiable_information': ['Names',
                                                         'Mobile phone numbers',
                                                         'Email addresses'],
                 'sensitivity_of_data': 'High',
                 'type_of_data_compromised': ['Names',
                                              'Mobile phone numbers',
                                              'Email addresses']},
 'description': 'Bithumb, the most active bitcoin and ether exchange in South '
                'Korea, was compromised in this cyber attack. Financial losses '
                'resulting from compromised accounts have begun to appear and '
                'are now rapidly approaching billions of won. 31,800 users of '
                'the Bithumb website had their names, mobile phone numbers, '
                'and email addresses successfully taken over by hackers. This '
                'figure, according to the exchange, represents about 3% of all '
                'clients.',
 'impact': {'data_compromised': ['Names',
                                 'Mobile phone numbers',
                                 'Email addresses'],
            'financial_loss': 'Billions of won'},
 'motivation': 'Financial Gain',
 'threat_actor': 'Hackers',
 'title': 'Bithumb Data Breach',
 'type': 'Data Breach'}