Active Security Monitoring
Solutions in this chapter:
Introduction
At this point, we have examined and hardened the working components of the existing security infrastructure, established procedures to confirm user and device identities, and logically separated voice and data traffic, thus allowing the network to now carry them. The next step in maintaining the security of this infrastructure is to monitor traffic and the state of key devices. This is accomplished by active monitoring.
Plenty of commercial and open-source tools exist to help with this, and in this chapter we will look at several categories of them. ...
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