Ransomware group Blackcat is behind cyberattack on UnitedHealth division, company says Posted on February 29, 2024 By fonexspec No Comments on Ransomware group Blackcat is behind cyberattack on UnitedHealth division, company says Change Healthcare confirmed that ransomware group Blackcat is behind the ongoing cybersecurity attack that’s been impacting its systems since last week. Share this:FacebookXEmailTwitterThreadsWhatsAppLinkedInTelegramLike this:Like Loading... Related Tech News