Buzzwords are the lifeblood of technology: think cloud, cyber, app, virtualization and the ever-popular “things,” to name just a few.  One of the newer additions to the vocabulary is “fog” — as in fog computing.  It does not take too much imagination to suspect that fog could be a variant of cloud. Indeed, fog is viewed as an intermediate layer in network architectures, particularly those linked to ideas about how to wire the enormous world of things – the internet of things (IoT) — now being envisioned as an extension of the internet.

“When I was an independent consultant, if I told a potential customer my computing model was in the fog, the meeting probably wouldn’t have lasted long,” laughs Greg Scott, the author of multiple cybersecurity novels whose day job is senior technical account manager at Red Hat. Fog computing is a metaphor that you have to get used to; not quite in the cloud, not quite on premises, but in the fog, Scott adds.

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