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Mike Meyers' CompTIA Security+ Certification Guide (Exam SY0-401) by Mike Meyers

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MODULE 22

Network Hardening

Module 21 discussed various threats against networks and networked hosts. In this module, we’ll look at the various ways we can secure, or harden, the network against these threats. Networks aren’t single entities that can be treated individually. Sometimes it can be difficult to draw the line between what constitutes host threats versus purely network threats and the associated hardening techniques that apply. Add in the different threats and security techniques that operating systems and applications use, and the nuances of one infrastructure layer seem to overlap with those of another. Most of the threats and hardening techniques we discuss are common to all the layers, whether they are software, hardware, host, ...

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