CAS-004 Security Architecture Practice Question
An organization wants to protect cryptographic keys used for TLS termination. Which hardware solution should be deployed to prevent key extraction?
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
✓
HSM
Hardware Security Modules (HSMs) are dedicated hardware that securely generate, store, and manage cryptographic keys, making them resistant to extraction even if the host is compromised.
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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KMS
Why it's wrong here
KMS is a software service, not a hardware device.
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TPM
Why it's wrong here
TPM is a chip on the motherboard but not designed for high-volume TLS termination.
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UEFI
Why it's wrong here
UEFI is firmware, not a key storage solution.
- ✓
HSM
Why this is correct
HSMs are purpose-built for key protection and cryptographic operations.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CAS-005 practice question is part of Courseiva's free CompTIA 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 CAS-005 exam.