2.4. Apply the appropriate network tools to facilitate network security.
Knowledge of the elements or tools of network security is not sufficient to protect against security breaches. One must actually apply the tools and technique to an organization's infrastructure to obtain the benefits of security. This process is known as network hardening.
Network hardening takes the concept of operating system hardening and applies it to the network. In this instance, the network includes those components on each system that support network communications: the NIC, device drivers, and protocols, as well as the network media (cables or wireless) and network devices (routers, switches, hubs, and so on). Every aspect of a network should be as secure as possible ...
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