CAS-004 Security Architecture Practice Question
Which TWO of the following are key benefits of using a software-defined perimeter (SDP) in a zero trust architecture? (Select TWO.)
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
✓
Reduces the attack surface by hiding network resources
SDP hides network infrastructure and enforces identity-based access, reducing the attack surface and preventing lateral movement.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Reduces the attack surface by hiding network resources
Why this is correct
SDP makes resources invisible to unauthorized users.
- ✗
Automates patch management
Why it's wrong here
Patch management is not a direct benefit of SDP.
- ✗
Eliminates the need for encryption
Why it's wrong here
SDP typically requires encryption for secure connections.
- ✓
Provides identity-based access control
Why this is correct
Access is granted based on user identity and device posture.
- ✗
Simplifies network architecture by removing firewalls
Why it's wrong here
SDP may reduce but does not eliminate the need for firewalls.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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