The correct answer is to create a decryption exclusion rule for financial and banking websites. This action directly addresses the performance degradation caused by SSL decryption by removing high-volume, sensitive traffic from the decryption pipeline, reducing the processing load on the firewall while still maintaining security for less sensitive traffic. On the Palo Alto Networks Certified Network Security Administrator PCNSA exam, this scenario tests your understanding of SSL Forward Proxy optimization and the balance between security and performance, often appearing as a trap where candidates mistakenly choose hardware offloading or cipher changes. The key technical concept is that decryption exclusion rules allow you to bypass decryption for categories like banking or healthcare, which are both resource-intensive and legally sensitive, thereby improving throughput without compromising overall policy. A useful memory tip is “Exclude the sensitive, decrypt the rest”—if users complain about speed, check your decryption exclusions before touching hardware or ciphers.
PCNSA Securing Traffic Practice Question
This PCNSA practice question tests your understanding of securing traffic. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. 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 SSL Forward Proxy to decrypt all outbound HTTPS traffic. Users report significant performance degradation when accessing external web applications. Which action should the administrator take to improve performance while maintaining security?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Create a decryption exclusion rule for financial and banking websites.
Option B is correct because excluding certain sensitive or unnecessary categories (e.g., banking) reduces decryption load and related performance issues. Option A is incorrect because hardware offloading may not be available or may not address the root cause. Option C is incorrect because increasing session timeouts does not reduce decryption processing. Option D is incorrect because using high-strength ciphers increases processing overhead.
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.
✓
Create a decryption exclusion rule for financial and banking websites.
Why this is correct
Excluding high-value but sensitive categories reduces decryption load and complies with regulatory standards, thus improving performance.
Related concept
Read the scenario before looking for a memorised answer.
✗
Increase the session timeout values for decrypted traffic.
Why it's wrong here
Session timeouts affect session persistence, not the CPU/memory load of decryption.
✗
Enable hardware SSL decryption offloading on the firewall.
Why it's wrong here
Hardware offloading may not be available on all models and doesn't address the core issue of decrypting non-essential traffic.
✗
Change the decryption profile to require only high-strength ciphers.
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
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.
Use explanations to understand the rule behind the answer.
TExam Day Tips
→Underline the problem statement mentally.
→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 PCNSA exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Securing Traffic — This question tests Securing Traffic — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Create a decryption exclusion rule for financial and banking websites. — Option B is correct because excluding certain sensitive or unnecessary categories (e.g., banking) reduces decryption load and related performance issues. Option A is incorrect because hardware offloading may not be available or may not address the root cause. Option C is incorrect because increasing session timeouts does not reduce decryption processing. Option D is incorrect because using high-strength ciphers increases processing overhead.
What should I do if I get this PCNSA question wrong?
Identify which PCNSA exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A company is implementing SSL Decryption with a forward proxy for outbound traffic. They want to ensure that traffic to sensitive sites like banking is not decrypted. What is the correct configuration?
hard
A.Rely on the browser's security settings to prevent decryption.
B.Disable SSL Decryption globally when the user visits sensitive sites.
C.Use a policy to decrypt only HTTP traffic.
✓ D.Create a decryption exclusion rule for specific URLs or categories.
Why D: Option A is correct because decryption exclusion rules can be created for specific URLs or URL categories to bypass decryption. Option B is not practical as it disables decryption globally. Option C is wrong because it decrypts HTTP only, not HTTPS. Option D is not reliable.
Last reviewed: Jun 24, 2026
Question Discussion
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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.
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