Coldcard Hardware Wallet Breach Results in $100M Bitcoin Theft
A recent data breach has targeted Coldcard, a bitcoin-only hardware wallet, resulting in the theft of over $100 million USD in bitcoin. The attack, which has drawn significant attention in the cybersecurity community, highlights vulnerabilities in cryptocurrency storage solutions.
Details surrounding the breach remain limited, but the incident underscores the growing sophistication of cybercriminals targeting digital assets. Coldcard, known for its security-focused design, is widely used by cryptocurrency holders seeking offline storage to protect against online threats.
The breach serves as a reminder of the persistent risks in the cryptocurrency space, even for hardware-based wallets. Further investigations are expected to determine the exact method of exploitation and the full extent of the impact on affected users.
Source: http://www.cbc.ca/player/play/video/9.7296514
Coldcard TPRM report: https://www.rankiteo.com/company/coinkite
"id": "coi1785896813",
"linkid": "coinkite",
"type": "Breach",
"date": "8/2026",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization's existence"{'affected_entities': [{'industry': 'Cryptocurrency',
'name': 'Coldcard',
'type': 'Hardware Wallet Provider'}],
'data_breach': {'sensitivity_of_data': 'High',
'type_of_data_compromised': 'Cryptocurrency (Bitcoin)'},
'description': 'A recent data breach has targeted Coldcard, a bitcoin-only '
'hardware wallet, resulting in the theft of over $100 million '
'USD in bitcoin. The attack highlights vulnerabilities in '
'cryptocurrency storage solutions and underscores the growing '
'sophistication of cybercriminals targeting digital assets.',
'impact': {'brand_reputation_impact': 'Significant',
'data_compromised': 'Bitcoin assets',
'financial_loss': '$100M USD in bitcoin',
'systems_affected': 'Coldcard hardware wallets'},
'investigation_status': 'Ongoing',
'motivation': 'Financial Gain',
'title': 'Coldcard Hardware Wallet Breach Results in $100M Bitcoin Theft',
'type': 'Data Breach'}