Multiple choice technology security

Intrusion detection systems are used to detect all of the following except:

  1. Physical break-ins

  2. System misuse

  3. Unauthorized changes to system files

  4. SPAM
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Intrusion detection systems (IDS) analyze traffic and host behavior to identify malicious activity like system misuse, unauthorized file changes, and physical break-ins (via host sensors). They are not designed to filter unsolicited bulk email (SPAM), which is handled by email gateways.

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