ANS-C01 Network Security, Compliance and Governance Practice Question
A company needs to provide temporary, limited-privilege credentials to users so they can access AWS resources from mobile apps. Which AWS service should they use?
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
✓
AWS Security Token Service (STS)
AWS Security Token Service (STS) enables you to request temporary, limited-privilege credentials for users, which is ideal for mobile apps. Option A (KMS) is used for encryption key management, not credential generation. Option B (Cognito user pools) provides user identity management but does not directly issue temporary AWS credentials. Option D (IAM user with access keys) provides long-term credentials, not temporary.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
AWS Key Management Service (KMS)
Why it's wrong here
KMS is for encryption keys.
- ✗
Amazon Cognito user pools
Why it's wrong here
Cognito is for user authentication, not temporary AWS credentials.
- ✓
AWS Security Token Service (STS)
Why this is correct
STS provides temporary, limited-privilege credentials.
- ✗
IAM user with access keys
Why it's wrong here
Access keys are long-term credentials.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This ANS-C01 practice question is part of Courseiva's free Amazon Web Services 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 ANS-C01 exam.