An intrusion detection system uses the public Internet to carry information but remains private by using encryption,authentication,and access control to verify the identity of anyone using the network.

Question

Quizplus · Accepted Answer

An intrusion detection system (IDS) is designed to monitor network or system activities for malicious activities or policy violations, not to carry information over the Internet. Encryption, authentication, and access control are security measures that can be part of an IDS's functionality or part of a network's security protocol, but they do not define the primary function of an IDS.

An Intrusion Detection System Uses the Public Internet to Carry