Guide to Intrusion Detection and Prevention Systems

Book excerpt: Intrusion detection is the process of monitoring the events occurring in a computer system or network & analyzing them for signs of possible incidents, which are viol. or imminent threats of viol. of computer security policies, acceptable use policies, or standard security practices. Intrusion prevention is the process of performing intrusion detection to stop detected possible incidents. Intrusion detection & prevention systems (IDPS) record info. related to observed events, notify security admin. of important events, & produce reports. This pub. provides recommend. for designing, implementing, configuring, securing, monitoring, & maintaining IDPS¿s. Discusses 4 types of IDPS¿s: Network-Based; Wireless; Network Behavior Analysis; & Host-Based.