Glossary: Secure Infrastructure and Zero Trust

IDS (intrusion detection system)

Also written: IDS, intrusion detection system

A passive device that spots attacks in a copy of the traffic and raises an alert, but can't block. Alex placed one on a port mirror toward the servers.

Where the book teaches it

Chapter 1: Placing Devices, Zones and the Attack Surface
Chapter 5: Service Accounts, Privilege Creep and Failure Modes

Related terms

IPS (intrusion prevention system)network tap port mirror (SPAN port)Suricata