- A
Create IAM roles in each member account that grant incident responders cross-account access from the security account
Allows responders to assume roles in affected accounts.
- B
Set up AWS Systems Manager Incident Manager in each account independently
Why wrong: Leads to siloed incident response.
- C
Create a single CloudTrail trail in the management account to log events from all accounts
Why wrong: An organization trail is needed; a single trail in management account only logs that account.
- D
Configure a centralized S3 bucket to store CloudTrail logs from all accounts using an organization trail
Enables log analysis across accounts.
- E
Designate a delegated administrator account for Amazon GuardDuty to centralize threat detection findings
Centralizes GuardDuty findings for all accounts.
Quick Answer
The answer is to designate a delegated administrator account for Amazon GuardDuty, set up a centralized S3 bucket for CloudTrail logs, and configure cross-account IAM roles for incident responders. This combination works because GuardDuty’s delegated administrator aggregates threat detection findings from all member accounts into a single pane of glass, while a centralized CloudTrail bucket ensures all API activity is stored and queryable in one location, and cross-account IAM roles allow the security team to assume necessary permissions into any affected account without managing separate credentials. On the AWS Certified Security Specialty SCS-C02 exam, this scenario tests your understanding of centralized incident response across AWS Organizations, often with a trap that a single CloudTrail trail in the management account is sufficient—it is not, because an organization trail must be created to log all accounts. Another common distractor is deploying separate Incident Manager instances per account, which defeats centralization. Memory tip: think “GuardDuty sees, CloudTrail stores, IAM roles open the door.”
SCS-C02 Threat Detection and Incident Response Practice Question
This SCS-C02 practice question tests your understanding of threat detection and incident response. 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 company uses AWS Organizations and wants to implement a centralized incident response process. Which THREE steps should be taken to ensure that security teams can respond to incidents across all accounts effectively?
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
Create IAM roles in each member account that grant incident responders cross-account access from the security account
Option A (delegated administrator for GuardDuty) centralizes findings. Option C (centralized S3 bucket for CloudTrail logs) enables log analysis. Option D (cross-account IAM roles) allows incident responders to access affected accounts. Option B (single CloudTrail trail in management account) is not sufficient; organization trail logs all accounts. Option E (separate Incident Manager per account) is not centralized.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Create IAM roles in each member account that grant incident responders cross-account access from the security account
Why this is correct
Allows responders to assume roles in affected accounts.
Related concept
Static NAT maps one inside address to one outside address.
- ✗
Set up AWS Systems Manager Incident Manager in each account independently
Why it's wrong here
Leads to siloed incident response.
- ✗
Create a single CloudTrail trail in the management account to log events from all accounts
Why it's wrong here
An organization trail is needed; a single trail in management account only logs that account.
- ✓
Configure a centralized S3 bucket to store CloudTrail logs from all accounts using an organization trail
Why this is correct
Enables log analysis across accounts.
Related concept
Static NAT maps one inside address to one outside address.
- ✓
Designate a delegated administrator account for Amazon GuardDuty to centralize threat detection findings
Why this is correct
Centralizes GuardDuty findings for all accounts.
Related concept
Static NAT maps one inside address to one outside address.
Common exam traps
Common exam trap: NAT rules depend on direction and matching traffic
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Detailed technical explanation
How to think about this question
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
KKey Concepts to Remember
- Static NAT maps one inside address to one outside address.
- PAT allows many inside hosts to share one public address using ports.
- Inside local and inside global describe the private and translated addresses.
- NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
- Identify inside and outside interfaces first.
- Check whether the scenario needs static NAT, dynamic NAT or PAT.
- Do not confuse NAT matching ACLs with normal packet-filtering intent.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
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
Got this wrong? Here's your next step.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related SCS-C02 NAT questions on configuration and troubleshooting.
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Threat Detection and Incident Response — study guide chapter
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FAQ
Questions learners often ask
What does this SCS-C02 question test?
Threat Detection and Incident Response — This question tests Threat Detection and Incident Response — Static NAT maps one inside address to one outside address..
What is the correct answer to this question?
The correct answer is: Create IAM roles in each member account that grant incident responders cross-account access from the security account — Option A (delegated administrator for GuardDuty) centralizes findings. Option C (centralized S3 bucket for CloudTrail logs) enables log analysis. Option D (cross-account IAM roles) allows incident responders to access affected accounts. Option B (single CloudTrail trail in management account) is not sufficient; organization trail logs all accounts. Option E (separate Incident Manager per account) is not centralized.
What should I do if I get this SCS-C02 question wrong?
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related SCS-C02 NAT questions on configuration and troubleshooting.
What is the key concept behind this question?
Static NAT maps one inside address to one outside address.
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Last reviewed: Jun 20, 2026
This SCS-C02 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 SCS-C02 exam.
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