Pentagon Posts Guidance on Implementing Zero Trust for Operational Technology
Zero trust for operational technology (OT) is a security model that assumes no implicit trust, even within the network perimeter, and continuously verifies every access request. This approach is crucial for protecting critical infrastructure and ensuring that only authorized devices and users can access sensitive systems. What is zero trust for operational technology? Zero trust for OT is an extension of the broader zero trust security model tailored specifically for industrial control systems, manufacturing plants, and other operational environments. Unlike traditional security models that rely on network segmentation and firewalls, zero trust assumes that threats can come from anywhere—inside and outside the network. It requires continuous verification of every access request to ensure that only legitimate entities are granted access to resources. ...