Fibre Channel SANs (storage area networks) are touted as more secure than IP-based storage networks. In a way, that is true because Fibre Channel is a distinct network separated from the mainstream client-based applications
Moreover, the Fibre Channel protocol is entirely different from IP,
and the deep understanding of the protocol, its implementations are
exclusive to a selected cohort of practitioners and professionals in
the storage technology industry.
The data landscape has changed significantly compared to the days where
FC SANs were dominating the enterprise. The era was the mid 90s and early
2000s. EMC was king; IBM Shark was a top-tier predator; NetApp was just
getting over its WAFL NAS overdose to jump into Fibre Channel. There
were other fishes in the Fibre Channel sea.
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Fibre Channel Protocol In A Zero Trust World
(this article)