The last decade has seen a notable step in the evolution of network security and operations as companies move to a Software Defined Network (SDN) model, centralising control of switches, routers, VPN concentrators, load balancers and SD-WAN devices. This simplifies the management and operation of the network, driving down operational costs and reducing risk through better patch and update management.
At the same time, some organisations have also seen the value in moving to a network-as-a-service