CEH EXAM OBJECTIVES COVERED IN THIS CHAPTER:
List the types of intrusion detection systems and evasion techniques
List firewall types and honeypot evasion techniques
Intrusion detection systems (IDSs) inspect traffic and look for known signatures of attacks or unusual behavior patterns. A packet sniffer views and monitors traffic and is a built-in component of an IDS. An IDS alerts a command center or system administrator by pager, email, or cell phone when an event appearing on the company's security event list is triggered. Intrusion ...