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Question 678 - CISM discussion

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Which of the following trends would be of GREATEST concern when reviewing the performance of an organization's intrusion detection systems (IDSs)?

A.
Increase in false positives
Answers
A.
Increase in false positives
B.
Increase in false negatives
Answers
B.
Increase in false negatives
C.
Decrease in false negatives
Answers
C.
Decrease in false negatives
D.
Decrease in false positives
Answers
D.
Decrease in false positives
Suggested answer: B

Explanation:

False negatives are events that are not detected by the IDS, but should have been. An increase in false negatives indicates that the IDS is missing potential attacks or intrusions, which could compromise the security of the organization.

Reference= CISM Review Manual, 15th Edition, page 212; CISM Review Questions, Answers & Explanations Database, question ID 1001.

asked 01/10/2024
George Sanchez
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