PCNSA Decryption and Monitoring Practice Question
An administrator wants to monitor which applications are being used on the network after SSL decryption. Which Palo Alto Networks feature provides detailed information about applications, including those that use SSL/TLS?
⚠ Common exam trap
Candidates often confuse the roles of App-ID and Content-ID, or thinking that SSL Decryption itself provides application details.
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
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App-ID
App-ID is the Palo Alto Networks technology that identifies applications, including those that use SSL/TLS, after decryption. It provides visibility and control over applications. Content-ID, User-ID, and SSL Decryption serve different purposes: Content-ID enforces security, User-ID maps users, and SSL Decryption enables inspection.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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User-ID
Why it's wrong here
User-ID maps IP addresses to users, enabling user-based policies. It does not identify applications. While it is useful for monitoring user activity, it does not provide detailed application information. Application identification is handled by App-ID, which works independently of User-ID.
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SSL Decryption
Why it's wrong here
SSL Decryption is the process of decrypting SSL/TLS traffic, but it does not itself provide application identification. Once traffic is decrypted, App-ID can identify the application. SSL Decryption is an enabler for inspection, not the monitoring feature itself.
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App-ID
Why this is correct
App-ID identifies applications traversing the network, even within encrypted traffic once decrypted. It provides detailed application information in logs and allows policy enforcement based on application. After decryption, App-ID can accurately identify applications that use SSL/TLS, such as file-sharing or social media apps.
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Content-ID
Why it's wrong here
Content-ID is a set of security services that includes threat prevention, URL filtering, and file blocking. While it inspects content for threats, it does not provide the primary application identification function. App-ID is responsible for identifying applications, and Content-ID enforces security policies on the content.
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Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed September 2026 · checked against the official Palo Alto Networks exam blueprint
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