Change Healthcare, a major healthcare payment processing firm, experienced a catastrophic data breach affecting 190 million individuals, as of the latest update by UnitedHealth Group, its parent company. This breach resulted in the loss of sensitive data and financial repercussions amounting to $3.1 billion. Initially reported in February 2024, the breach numbers escalated by 90 million by January 2025. Noted as the worst healthcare data breach of 2024, the incident has led to multiple lawsuits against UnitedHealth Group. ALPHV/Blackcat, a notorious ransomware group, was identified as responsible for the attack.
"id": "cha000031825",
"linkid": "change-healthcare",
"type": "Ransomware",
"date": "1/2025",
"severity": "100",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"