Change Healthcare Breach Impacted 190 Million Americans

Cybersecurity Breach Impact - The ransomware attack on UnitedHealth's Change Healthcare business impacted approximately 190 million people, nearly double the initial estimate of 100 million [1][3] - The breach is considered the largest medical-related data breach in US history [1] - Change Healthcare paid at least two ransoms to prevent further publication of stolen data [3] Industry Context - The Change Healthcare attack was one of several high-profile cybersecurity incidents in 2024, including breaches at National Public Data affecting 2.9 billion people and the Snowflake data breach impacting over 160 major companies [4] - These incidents highlight emerging enterprise vulnerabilities in the digital landscape [5] Cybersecurity Technology Adoption - The adoption of AI-powered automated cybersecurity management systems tripled among companies with over $1 billion in revenue, reaching 55% in August 2024 from 17% in May 2023 [6] - This trend reflects the growing importance of AI in enterprise security systems [6]