Network Segmentation

Fusing Security Into the Network Fabric: From Hybrid Mesh Firewalls to Universal ZTNA

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Fusing Security Into the Network Fabric: From Hybrid Mesh Firewalls to Universal ZTNA

If you’ve heard it once, you’ve probably heard it a million times: “today’s enterprise environments are becoming more and more complex.” I know it’s something I’ve been known to say a time or two (or a million). Here’s the thing: it’s true. There are several factors at play, but two of the biggest are the increasingly fine-grained composition and distribution of applications along with an increasingly distributed and mobile workforce. Then, while the rise of…

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Cisco and Rockwell strengthen OT/ICS security with visibility for converged plantwide ethernet (CPwE)

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Cisco and Rockwell strengthen OT/ICS security with visibility for converged plantwide ethernet (CPwE)

The turtle, protected by its hard shell, is a good metaphor for the security model used in most industrial networks. The industrial DMZ (iDMZ) is the shell that protects the soft, vulnerable center—the industrial control systems (ICS) the business depends on. But while the iDMZ blocks most threats, some will inevitably slip through. When they do, they can move sideways from device to device, potentially causing downtime and information leakage. Giving traffic free rein once…

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