- A
Use S3 server-side encryption with S3-managed keys (SSE-S3) and enable CloudTrail trail for S3 data events
Why wrong: SSE-S3 does not provide customer-controlled key management; CloudTrail alone does not cover transit encryption.
- B
Use S3 server-side encryption with AWS KMS (SSE-KMS), enable SageMaker inter-container traffic encryption, and enable CloudTrail data events for the S3 bucket
SSE-KMS provides encryption at rest with key control, inter-container traffic encryption provides transit encryption, and CloudTrail data events log access to objects.
- C
Use S3 client-side encryption and configure SageMaker to use HTTPS for inter-container traffic
Why wrong: Client-side encryption requires managing keys outside AWS; inter-container traffic encryption is not directly configurable by the customer.
- D
Enable S3 default encryption with AES-256 and use AWS CloudTrail for S3 data events
Why wrong: Default encryption uses SSE-S3, lacking key control; transit encryption is not addressed.
Quick Answer
The correct answer is to use S3 server-side encryption with AWS KMS (SSE-KMS), enable SageMaker inter-container traffic encryption, and enable CloudTrail data events for the S3 bucket. This combination works because SSE-KMS encrypts the PII training data at rest in S3, SageMaker’s inter-container traffic encryption protects data in transit between training instances using TLS, and CloudTrail data events capture detailed API-level access logs for every object in the bucket. On the AWS Certified AI Practitioner AIF-C01 exam, this question tests your understanding of how to layer encryption and auditing across the full SageMaker training pipeline—a common trap is forgetting that inter-container encryption is a separate toggle from S3 encryption, or assuming CloudTrail management events alone are sufficient. Remember the mnemonic: “KMS for rest, HTTPS for transit, CloudTrail for audit.”
AIF-C01 Practice Question: Security, Compliance and Governance for AI Solutions
This AIF-C01 practice question tests your understanding of security, compliance and governance for ai solutions. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. 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 financial services company is building a predictive model using Amazon SageMaker. The model training data contains personally identifiable information (PII). The company must ensure that the data is encrypted at rest and in transit, and that access to the data is logged. Which combination of AWS services meets these requirements?
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
Use S3 server-side encryption with AWS KMS (SSE-KMS), enable SageMaker inter-container traffic encryption, and enable CloudTrail data events for the S3 bucket
Option B is correct because it addresses all three requirements: SSE-KMS encrypts data at rest in S3, SageMaker inter-container traffic encryption ensures data in transit between training containers is encrypted, and CloudTrail data events for the S3 bucket log all access to the PII data. This combination provides a complete, auditable encryption and logging solution.
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.
- ✗
Use S3 server-side encryption with S3-managed keys (SSE-S3) and enable CloudTrail trail for S3 data events
Why it's wrong here
SSE-S3 does not provide customer-controlled key management; CloudTrail alone does not cover transit encryption.
- ✓
Use S3 server-side encryption with AWS KMS (SSE-KMS), enable SageMaker inter-container traffic encryption, and enable CloudTrail data events for the S3 bucket
Why this is correct
SSE-KMS provides encryption at rest with key control, inter-container traffic encryption provides transit encryption, and CloudTrail data events log access to objects.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Use S3 client-side encryption and configure SageMaker to use HTTPS for inter-container traffic
Why it's wrong here
Client-side encryption requires managing keys outside AWS; inter-container traffic encryption is not directly configurable by the customer.
- ✗
Enable S3 default encryption with AES-256 and use AWS CloudTrail for S3 data events
Why it's wrong here
Default encryption uses SSE-S3, lacking key control; transit encryption is not addressed.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often assume S3 server-side encryption alone (SSE-S3 or SSE-KMS) satisfies all encryption requirements, forgetting that SageMaker inter-container traffic encryption is needed for data in transit during distributed training.
Detailed technical explanation
How to think about this question
SageMaker inter-container encryption uses TLS 1.2 to encrypt traffic between training containers within the same job, which is distinct from HTTPS endpoints for inference. SSE-KMS allows you to use AWS KMS customer managed keys (CMKs) to encrypt S3 objects, providing an additional layer of access control and auditability via CloudTrail KMS events. In a real-world scenario, a financial auditor would require both key usage logs and data access logs to demonstrate compliance with regulations like PCI DSS or GDPR.
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.
TExam Day Tips
- 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 media company stores terabytes of video archives that are accessed once a year for audit purposes. Moving these objects to a cold storage tier (Azure Archive, S3 Glacier, or Google Nearline) costs a fraction of hot storage. Questions like this test whether you understand storage tiers, access frequency tradeoffs, and retrieval latency requirements.
What to study next
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FAQ
Questions learners often ask
What does this AIF-C01 question test?
Security, Compliance and Governance for AI Solutions — This question tests Security, Compliance and Governance for AI Solutions — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Use S3 server-side encryption with AWS KMS (SSE-KMS), enable SageMaker inter-container traffic encryption, and enable CloudTrail data events for the S3 bucket — Option B is correct because it addresses all three requirements: SSE-KMS encrypts data at rest in S3, SageMaker inter-container traffic encryption ensures data in transit between training containers is encrypted, and CloudTrail data events for the S3 bucket log all access to the PII data. This combination provides a complete, auditable encryption and logging solution.
What should I do if I get this AIF-C01 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Same concept, more angles
1 more ways this is tested on AIF-C01
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 deploying a machine learning model using Amazon SageMaker. They need to ensure that the training data, which contains personally identifiable information (PII), is encrypted both in transit and at rest. They also need to control access to the model endpoints. Which TWO actions should the company take?
medium- ✓ A.Use AWS Certificate Manager (ACM) to attach an SSL/TLS certificate to the SageMaker endpoint.
- B.Enable SageMaker Data Wrangler for data preparation.
- C.Enable SageMaker Model Monitor to detect data drift.
- ✓ D.Use AWS Key Management Service (KMS) to encrypt the S3 bucket where training data is stored, and enable encryption for the SageMaker notebook instance.
- E.Use a VPC with security groups to restrict access to the SageMaker endpoint to only known IP addresses.
Why A: Option A ensures data at rest encryption using KMS for the S3 bucket and SageMaker notebook instance. Option D ensures data in transit encryption by attaching an SSL/TLS certificate to the SageMaker endpoint via ACM. Option B addresses network-level access control, not encryption. Option C is for model monitoring, not encryption. Option E is a data preparation tool, not encryption.
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Last reviewed: Jun 25, 2026
This AIF-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 AIF-C01 exam.
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