Industrial Switch Security: Enforcing OT Segmentation | CUP Focus

Zones and conduits remain diagrams until network devices enforce them. This CUP Focus examines how a compromised industrial switch can erase VLAN boundaries, blind passive monitoring and turn centralized authentication into a plant-wide weakness. Format: CUP Focus, a self-contained section from the Cybersecurity Under Pressure archive. Related CUP episodes: Industrial Network Security: Designing for Operational Resilience OT Supplier Risk: Building Resilience Without Vendor Cooperation OT Asset Visibility: Why Inventory Does Not Contain an Attack OT Remote Access: Closing the Path When the Work Ends