CompTIA Security+ Question F-12

The network security engineer just deployed an IDS on the network, but the Chief Technical Officer (CTO) has concerns that the device is only able to detect known anomalies. Which of the following types of IDS has been deployed?

A. Signature Based IDS
B. Heuristic IDS
C. Behavior Based IDS
D. Anomaly Based IDS

Answer: A

A signature based IDS will monitor packets on the network and compare them against a database of signatures or attributes from known malicious threats.