An application layer firewall is also called a:

The correct answer is A. Proxy. An application layer firewall can also be called a proxy. "A presentation layer gateway" is incorrect. A gateway connects two unlike environments and is usually required to translate between diffferent types of applications or protocols. This is not the function of a firewall…

Submitted by alyssa_d· Apr 18, 2026Network and Communications Security

Question

Options

AProxy
BA Presentation Layer Gateway.
CA Session Layer Gateway.
DA Transport Layer Gateway.

How the community answered

(40 responses)

A
95% (38)
C
3% (1)
D
3% (1)

Explanation

An application layer firewall can also be called a proxy. "A presentation layer gateway" is incorrect. A gateway connects two unlike environments and is usually required to translate between diffferent types of applications or protocols. This is not the function of a firewall. "A session layer gateway" is incorrect. A gateway connects two unlike environments and is usually required to translate between diffferent types of applications or protocols. This is not the function of a firewall. "A transport layer gateway" is incorrect. A gateway connects two unlike environments and is usually required to translate between diffferent types of applications or protocols. This is not the function of a firewall.

Topics

#Firewall types#Application layer firewall#Proxy server#OSI model

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