Question 428 of 524
Palo Alto Networks Platforms and ArchitecturemediumMultiple ChoiceObjective-mapped

Quick Answer

The answer is SSL Inbound Decryption. This decryption type is correct because it allows the Palo Alto Networks firewall to act as a trusted intermediary for traffic destined for your web server, presenting a certificate that the client’s browser trusts so the firewall can inspect the encrypted payload for threats. On the PCNSA exam, this concept tests your understanding of decryption deployment scenarios: SSL Inbound Decryption is specifically for traffic arriving at your servers, while SSL Forward Proxy decryption handles outbound traffic from internal users. A common trap is confusing the two—remember that “inbound” means traffic coming into your network, so the firewall must impersonate the server. For a memory tip, think of it as “server-side decryption”: the firewall stands in for the web server, not the client.

PCNSA Palo Alto Networks Platforms and Architecture Practice Question

This PCNSA practice question tests your understanding of palo alto networks platforms and architecture. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

A company uses Palo Alto Networks firewalls and wants to decrypt inbound traffic to their web server. Which decryption type should be configured?

Question 1mediummultiple choice
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Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

SSL Inbound Decryption

SSL Inbound Decryption is the correct decryption type for decrypting inbound traffic to a web server. It allows the firewall to decrypt traffic destined for a server by presenting a certificate that the client trusts, enabling inspection of the payload for threats. This is distinct from forward proxy decryption, which is used for outbound traffic from internal clients.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • SSL Inbound Inspection

    Why it's wrong here

    While similar, the correct feature name is SSL Inbound Decryption.

  • SSH Proxy

    Why it's wrong here

    SSH proxy is for SSH sessions, not SSL/TLS.

  • SSL Inbound Decryption

    Why this is correct

    This decrypts incoming traffic to servers using the server's private key.

    Related concept

    Read the scenario before looking for a memorised answer.

  • SSL Forward Proxy

    Why it's wrong here

    Forward proxy is for outbound traffic from clients.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is confusing 'SSL Inbound Decryption' with 'SSL Forward Proxy', as candidates often mistakenly think forward proxy handles all decryption, but it is specifically for outbound traffic, not inbound traffic to a server.

Trap categories for this question

  • Similar concept trap

    While similar, the correct feature name is SSL Inbound Decryption.

Detailed technical explanation

How to think about this question

SSL Inbound Decryption works by the firewall acting as a substitute server, presenting a certificate that matches the web server's domain (often using a copy of the server's private key or a trusted CA-signed certificate). The firewall terminates the client's TLS connection, inspects the decrypted traffic, and then re-encrypts it to the actual web server. This allows granular policy enforcement and threat detection on the decrypted content, such as blocking SQL injection attempts in the HTTP payload.

KKey Concepts to Remember

  • Read the scenario before looking for a memorised answer.
  • Find the constraint that changes the correct option.
  • Eliminate answers that are true in general but not in this case.

TExam Day Tips

  • Watch for words such as best, first, most likely and least administrative effort.
  • Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A practitioner preparing for the PCNSA exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.

What to study next

Got this wrong? Here's your next step.

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

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FAQ

Questions learners often ask

What does this PCNSA question test?

Palo Alto Networks Platforms and Architecture — This question tests Palo Alto Networks Platforms and Architecture — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: SSL Inbound Decryption — SSL Inbound Decryption is the correct decryption type for decrypting inbound traffic to a web server. It allows the firewall to decrypt traffic destined for a server by presenting a certificate that the client trusts, enabling inspection of the payload for threats. This is distinct from forward proxy decryption, which is used for outbound traffic from internal clients.

What should I do if I get this PCNSA question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jun 25, 2026

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This PCNSA practice question is part of Courseiva's free Palo Alto Networks certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PCNSA exam.