Nation-State Threat Actors Hit Change Healthcare

Health insurance company UnitedHealth Group said it is responding to a cyberattack by a nation-state threat actor impacting the IT systems of its Change Healthcare subsidiary.

According to a filing with the SEC last week, UnitedHealth said it found out on Feb. 21 that the actors gained access to some of Change Healthcare’s systems. After this discovery the company immediately disconnected Change’s systems to prevent further impact. Change Healthcare, which merged with Optum healthcare in 2022 and is owned by …

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