Zero Trust for Operational Technology: What CISA’s New Joint Guide Means for Critical Infrastructure
A wave of high-impact attacks on industrial control systems has pushed operational technology from the plant floor to the boardroom. Now, U.S. federal agencies led by the Cybersecurity and Infrastructure Security Agency (CISA) have published a joint guide to help operators apply zero trust principles to operational technology (OT)—the programmable logic controllers (PLCs), human-machine interfaces…