Once Treasury was alerted by the service provider, we immediately contacted Cybersecurity and Infrastructure Security Agency (CISA) and have worked with law enforcement partner

The Treasury Department says Chinese hackers remotely accessed several employee workstations and unclassified documents after compromising a third-party software service provider

Hackers stole a security key used by the vendor to provide remote technical support to Treasury Departmental Offices (DO) end users, which they used to "override the service’s s