UnitedHealth confirms Optum hack behind US healthcare billing outage

Healthcare giant UnitedHealth Group confirmed that its subsidiary Optum was forced to shut down IT systems and various services after a cyberattack by "nation-state" hackers on the Change Healthcare platform. [...]

UnitedHealth confirms Optum hack behind US healthcare billing outage
Healthcare giant UnitedHealth Group confirmed that its subsidiary Optum was forced to shut down IT systems and various services after a cyberattack by "nation-state" hackers on the Change Healthcare platform. [...]