Which signature impacts network traffic by causing legitimate traffic to be blocked?

The correct answer is D. false positive. A false positive occurs when a security system or tool incorrectly identifies benign or legitimate traffic as malicious or harmful. In this situation, the system's signature or detection mechanism triggers a response, such as blocking, to what it perceives as a threat, even…

Submitted by renata2k· Mar 6, 2026Network Intrusion Analysis

Question

Options

Afalse negative
Btrue positive
Ctrue negative
Dfalse positive

How the community answered

(29 responses)

A
7% (2)
B
3% (1)
D
90% (26)

Explanation

A false positive occurs when a security system or tool incorrectly identifies benign or legitimate traffic as malicious or harmful. In this situation, the system's signature or detection mechanism triggers a response, such as blocking, to what it perceives as a threat, even though the traffic is actually harmless. This can lead to the blocking of legitimate users or services due to an erroneous identification by the security system.

Topics

#Intrusion prevention systems#IPS signatures#False positive#Network traffic

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