Chapter 1. Intrusion Prevention Overview
Computer and network security products evolve. Like living things, they change, grow, and adapt to reflect the conditions around them. Specifically, new threats to security force conditions in which security products adapt by implementing countermeasures that can handle the new threats. Examining the birth of a product and its evolution helps you understand why the product exists, what it can do, and how it might change in the future.
Intrusion Prevention Systems (IPS) are security protection devices or applications that can prevent attacks against your network devices. These systems began life as an adjunct feature of contemporary products, such as firewalls and antivirus products, and evolved into an independent ...
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