Defending Yourself: The Role of Intrusion Detection Systems

Authors:
  • JMJohn McHugh
    John McHugh
  • ACAlan Christie
    Alan Christie
  • JAJulia Allen
    Julia Allen

Abstract
Intrusion detection systems are an important component of defensive measures protecting computer systems and networks from abuse. This article considers the role of IDSs in an organization's overall defensive posture and provides guidelines for IDS deployment, operation, and maintenance.