The answer is to implement Azure AD Privileged Identity Management (PIM) for just-in-time access and role approval workflows. This is the highest priority because it directly addresses the most critical risk: unmanaged, standing privileged role assignments that enable lateral movement and data exfiltration, as seen in the incident. By enforcing time-bound role activation and requiring approval, PIM eliminates permanent admin privileges on workstations and shared service accounts, reducing the attack surface for hybrid identity with legacy apps that lack modern authentication. On the Microsoft Cybersecurity Architect exam, this scenario tests your ability to prioritize identity protection over other controls like Conditional Access or password policies, which are secondary until privileged access is secured. A common trap is choosing a broader solution like Azure AD Identity Protection first, but PIM must come first to control who can escalate privileges. Memory tip: PIM before PIN—control who holds the keys before locking the doors.
SC-100 Practice Question: Recommend security best practices and priorities
This SC-100 practice question tests your understanding of recommend security best practices and priorities. 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.
You are the security architect for a multinational corporation that uses Azure Active Directory (Azure AD) and Microsoft 365. The company has recently experienced a security incident where a compromised user account was used to access sensitive data from a legacy application that does not support modern authentication. To mitigate this risk, you have been asked to recommend a set of security best practices and priorities. The environment includes 50,000 users, 200 applications (many legacy), and a hybrid identity setup with Active Directory Domain Services (AD DS) synchronized to Azure AD via Azure AD Connect. The security team wants to reduce the attack surface, enforce least privilege, and improve identity protection. Current issues include: (1) many users have standing admin privileges on workstations, (2) legacy apps use shared service accounts with weak passwords, (3) Conditional Access policies are not applied consistently, and (4) there is no process for reviewing privileged role assignments. Which course of action should you recommend as the highest priority?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "best"
Why it matters: Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
Clue: "least"
Why it matters: You want the option with minimum overhead, fewest steps, or lowest impact — not the most feature-rich or comprehensive answer.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Implement Azure AD Privileged Identity Management (PIM) for just-in-time access and role approval workflows
Option B is correct because implementing Azure AD Privileged Identity Management (PIM) directly addresses the highest-priority risk: the lack of oversight and control over privileged role assignments. With 50,000 users and many standing admin privileges on workstations, PIM enables just-in-time (JIT) activation, approval workflows, and time-bound roles, which drastically reduces the attack surface by eliminating permanent privileged access. This is the most critical first step because unmanaged privileged accounts are the primary vector for lateral movement and data exfiltration, as demonstrated in the incident.
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.
✗
Migrate legacy applications to support modern authentication and use Azure AD Application Proxy
Why it's wrong here
This is a long-term project; immediate risk reduction needed.
✓
Implement Azure AD Privileged Identity Management (PIM) for just-in-time access and role approval workflows
Why this is correct
Directly reduces standing admin privileges and adds review.
Clue confirmation
The clue words "best", "least" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Deploy Azure AD Password Protection and enforce banned password lists
Why it's wrong here
Addresses weak passwords but not standing privileges.
✗
Implement Conditional Access policies to block legacy authentication and require MFA for all users
Why it's wrong here
This is important but does not address privileged access management.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often prioritize blocking legacy authentication (Option D) or password policies (Option C) because they seem directly related to the incident, but the highest priority in a hybrid environment with 50,000 users is eliminating standing privileged access through PIM, which is the root cause of the attack surface expansion.
Detailed technical explanation
How to think about this question
Azure AD PIM works by integrating with Azure AD roles and Azure resource roles, allowing activation only when needed with a configurable maximum duration (typically 1–8 hours). Under the hood, PIM uses Azure AD audit logs to record all activations, approvals, and role assignments, which can be exported to Azure Monitor for SIEM integration. In a real-world scenario, a compromised user with standing admin privileges could maintain access indefinitely; PIM forces re-authentication and approval for each session, effectively breaking the attack chain even if credentials are stolen.
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 company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this SC-100 question in full detail.
Recommend security best practices and priorities — This question tests Recommend security best practices and priorities — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Implement Azure AD Privileged Identity Management (PIM) for just-in-time access and role approval workflows — Option B is correct because implementing Azure AD Privileged Identity Management (PIM) directly addresses the highest-priority risk: the lack of oversight and control over privileged role assignments. With 50,000 users and many standing admin privileges on workstations, PIM enables just-in-time (JIT) activation, approval workflows, and time-bound roles, which drastically reduces the attack surface by eliminating permanent privileged access. This is the most critical first step because unmanaged privileged accounts are the primary vector for lateral movement and data exfiltration, as demonstrated in the incident.
What should I do if I get this SC-100 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "best", "least". Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
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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. You are the lead security architect for a multinational corporation that recently completed a merger. The new entity, Contoso Ltd., has a complex Azure environment with over 200 subscriptions spread across multiple management groups. The company's security team has identified several critical issues: (1) many subscriptions have Azure Security Center's Secure Score below 30%, (2) there are numerous unmanaged VMs with public IP addresses, (3) there is no centralized logging for security events, and (4) identity management is fragmented with multiple Azure AD tenants. The CEO mandates a 'zero-trust' security posture within 12 months. You have a limited budget and must prioritize the most impactful actions. Which course of action should you take first?
hard
A.Implement Azure Sentinel to centralize logs and create automated response playbooks
B.Deploy Azure Firewall and enforce forced tunneling for all VNets
✓ C.Consolidate all Azure AD tenants into a single tenant and establish a common identity baseline
D.Deploy Azure Policy to deny creation of VMs with public IPs and enforce NSGs
Why C: Option C is correct because identity is the foundational control plane for zero-trust architecture. Without a unified identity baseline across a single Azure AD tenant, you cannot enforce consistent conditional access policies, least-privilege access, or authentication strength—making all other security controls ineffective. Consolidating tenants first directly addresses the fragmented identity management issue and enables centralized policy enforcement, which is the highest-impact, lowest-cost action to improve the security posture within 12 months.
Last reviewed: Jun 11, 2026
Question Discussion
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