Modern network security must support end-to-end coverage, encryption, business-centric segmentation, central control plane and distributed enforcement. All network security controls must be instrumented into all network segments for inspection of east/west traffic, network communications in the cloud, and network communications from remote workers to software as a service (SaaS) applications where the traffic never touches the corporate network. According to ESG research, 50 to 60% of all network traffic is encrypted today, and this will only increase in the future.”]