Sophos publishes a defensive playbook for organizations facing North Korean IT-worker impersonation, a scheme it says has expanded from U.S. technology companies into finance, healthcare, government, and other regions. The guidance is based on Sophos’s internal cross-functional controls, security-research monitoring, and experience as a remote-first company that has itself been targeted by North Korean operatives posing as IT workers. Rather than focusing on malware, the playbook addresses hiring, HR, security, and operational controls needed to detect and prevent fraudulent remote employment. Its importance is that DPRK IT-worker activity is a revenue-generation and access-risk problem that requires coordinated controls across recruiting, identity verification, endpoint monitoring, and ongoing workforce governance.