The Department of War (DoW) Zero Trust (ZT) Roadmap, DoW ZT Reference Architecture, and DoW ZT Execution Roadmap define and layout the execution of the Capabilities, Activities, and Outcomes that will promote a common ZT implementation across DoW. DoW recently released Zero Trust (ZT) for Operational Technology (OT) Activities and Outcomes that build upon these guiding ZT documents, adapting them to the unique characteristics and challenges of OT environments and aligned to existing required control systems/OT cybersecurity policy and guidance