Which AWS Service Provides a Portal for Assigned AWS Accounts and SaaS Apps?
Short answer
B AWS IAM Identity Center (AWS SSO) provides a central portal for assigned AWS accounts and third-party SaaS application access.
Question
Key Takeaways
The question tests IAM Identity Center's workforce SSO portal for AWS accounts and SaaS apps; the trap is confusing it with IAM, which manages permissions but does not provide the end-user access portal or SaaS federation described.
AWS IAM Identity Center (AWS Single Sign-On) is the service for centrally managing workforce access to assigned AWS accounts and third-party SaaS applications through a single user portal. The answer is B, not standalone IAM, Cognito, or AWS Directory Service.
Common mistake: A common mistake is choosing AWS Identity and Access Management (IAM) because it also controls AWS permissions, but IAM alone does not provide the centralized end-user portal or third-party SaaS SSO features described.
Expert Analysis
Why the Answer Is Correct
AWS IAM Identity Center, formerly AWS Single Sign-On, is designed for workforce identities and central access management. It provides a user portal where end users can see and access the AWS accounts and cloud applications assigned to them, including third-party SaaS applications that support SAML federation. The scenario's two requirements—managing access and permissions for third-party SaaS apps and giving end users a portal to assigned AWS accounts and AWS Cloud applications—map directly to IAM Identity Center. It is also the recommended AWS service for centralized workforce access across multiple AWS accounts.
Why the Other Options Are Wrong
Amazon Cognito is for customer-facing identity and access management in web and mobile applications, not for workforce access to AWS accounts and SaaS apps. AWS IAM is the underlying permissions system for AWS resources; it can define policies and roles, but it does not provide the described end-user portal or manage SaaS application assignments. AWS Directory Service for Microsoft Active Directory is a managed Microsoft AD service, useful for directory-aware workloads and domain joins, but it is not the central AWS portal for assigned accounts and SaaS applications. Therefore, A, C, and D do not meet the full requirement.
Community Comment Notes
The comments are unanimous for B: ShaiTay answered "AWS IAM Identity Center (AWS Single Sign-On)", and its_tima described it as a way to "manage their access centrally across AWS accounts and applications." That phrasing aligns with the AWS documentation and with the portal requirement in the question. No comment argues for Cognito, IAM, or Directory Service. The consensus is useful confirmation, but the decisive factor remains the requirement for a central end-user portal plus SaaS application access.
Official Reference
- https://aws.amazon.com/iam/identity-center/
- https://docs.aws.amazon.com/singlesignon/latest/userguide/what-is.html
These links open the official vendor documentation in a new tab.
Exam Strategy
For CLF-C02 access-management questions, map the scenario's key noun: a central portal for workforce identities and assigned AWS accounts or SaaS apps points to IAM Identity Center, while fine-grained permissions for AWS resources alone points to IAM. Eliminate Cognito unless the scenario explicitly describes customer-facing application sign-up or sign-in.
Frequently Asked Questions
Why is AWS IAM not the correct answer for the SaaS portal?
Does IAM Identity Center support third-party SaaS applications?
Community Votes
100% of anonymous learners picked answer B. Votes are pick records left by other test-takers — they are not the verified answer.
Discussion 3 contributions
Compiled from public community threads and reader submissions, lightly edited for clarity. Handles and vote tallies are shown as recorded, and comments reflect the views of individual contributors.
From public community threads 3
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its_tima 👍 2B. IAM Identity Center helps you securely create, or connect, your workforce identities and manage their access centrally across AWS accounts and applications.
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its_tima 👍 1B. AWS IAM Identity Center (AWS Single Sign-On) aka AWS IAM Identity Center*
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ShaiTay 👍 1 Answered BB. AWS IAM Identity Center (AWS Single Sign-On)
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