There is growing evidence that the data center is driving toward a more software-centric security model that will be core to network functions virtualization (NFV) and software-defined networking (SDN) technology. This new model means that security performance in NFV will be key.
The cloud has shifted the focus of IT to the data center, where a zero-trust stateful security can provide enhancedsecurity for east-west traffic within the data center. Why do we know this? The three largest cloud providers (Amazon,Google, Microsoft) now account for as much as 35% of all data center equipment purchases, according to Dell Oro Group research. The threats are inside the cloud now, no longer outside. The largest cloud data centers are now focusing on intra-data center security, rather than perimeter security.
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