Which of the following technologies is used to monitor network traffic and notify if any potential threats or attacks are noticed?
Answer options:
A. IPS
B. WAF
C. Firewall
D. IDS
Answer correct:
D
An intrusion detection system (IDS) is designed to analyze network packets, compare their contents or characteristics against a set of configurations or signatures, and alert personnel if anything is detected that could constitute a threat or is otherwise designated for alerting.