UnitedHealth confirms Optum hack behind US healthcare billing outage
February 23, 2024 at 04:42AM US healthcare giant UnitedHealth Group’s subsidiary Optum experienced a cyberattack by suspected “nation-state” hackers, leading to IT system shutdowns and service disruptions. The incident impacts 119 Change Healthcare and Optum services, affecting payment processing in pharmacies and leading to widespread disconnection from UHG services. The exact nature and extent of … Read more