UnitedHealth Group’s Optum Subsidiary disrupted by Cyberattack | ARIA Cybersecurity

A major cyberattack has just hit the systems of a subsidiary of US health insurance giant, UnitedHealth. In an SEC filing, UnitedHealth said that it suspected a “nation-state associated cyber security threat actor” of gaining access to Change Healthcare, part of its Optum subsidiary and one of the largest prescription processors in the US, forcing it offline.

*** This is a Security Bloggers Network syndicated blog from ARIA Cybersecurity Blog authored by ARIA Cybersecurity Solutions. Read the original post at: https://blog.ariacybersecurity.com/blog/unitedhealth-groups-optum-subsidiary-disrupted-by-cyberattack