Quick Answer
The correct first step for a low-severity phishing email with no click is to report the email for analysis using the Microsoft 365 Defender portal. This action is critical because it submits the suspicious message to Microsoft’s threat intelligence systems, allowing the security team to determine if the email represents a false negative from the email security solution. By reporting it, you preserve the evidence while enabling automated analysis to improve future detection rules. On the SC-200 exam, this scenario tests your understanding of the incident response workflow for phishing incidents in Microsoft Sentinel, where the priority is to validate the threat without unnecessary disruption. A common trap is to delete the email or reset the user’s password, but since no link was clicked and no credentials were compromised, those actions destroy evidence or waste resources. Remember the mnemonic: “No click, no panic—report for analysis, don’t be mechanic.”
This SC-200 practice question tests your understanding of respond to security incidents. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. 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 investigating a low-severity incident in Microsoft Sentinel where a user reported receiving a phishing email. The email was not blocked by the email security solution. The user did not click any links. What should you do first?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "first"
Why it matters: Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Delete the phishing email from the user's inbox
Why wrong: Deleting destroys evidence.
Report the email for analysis using the Microsoft 365 Defender portal
Reporting helps improve email security.
Reset the user's password as a precaution
Why wrong: No compromise occurred.
Isolate the user's device from the network
Why wrong: No device infection occurred.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Report the email for analysis using the Microsoft 365 Defender portal
Option B is correct because reporting the email for analysis helps improve email security and determine if it was a false negative. Option A is wrong because deleting the email destroys evidence. Option C is wrong because resetting password is unnecessary as no credentials were compromised. Option D is wrong because no device isolation is needed.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Delete the phishing email from the user's inbox
Why it's wrong here
Deleting destroys evidence.
Report the email for analysis using the Microsoft 365 Defender portal
Why this is correct
Reporting helps improve email security.
Clue confirmation
The clue word "first" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Reset the user's password as a precaution
Why it's wrong here
No compromise occurred.
Isolate the user's device from the network
Why it's wrong here
No device infection occurred.
Common exam traps
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A healthcare organisation deploys an application with a public-facing web tier and a private database tier. The database subnet has no public IP and only accepts connections from the web tier's security group. Questions like this test whether you can design cloud network isolation using VNets/VPCs, subnets, and security group rules.
What to study next
Identify which SC-200 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
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FAQ
Respond to security incidents — This question tests Respond to security incidents — Read the scenario before looking for a memorised answer..
The correct answer is: Report the email for analysis using the Microsoft 365 Defender portal — Option B is correct because reporting the email for analysis helps improve email security and determine if it was a false negative. Option A is wrong because deleting the email destroys evidence. Option C is wrong because resetting password is unnecessary as no credentials were compromised. Option D is wrong because no device isolation is needed.
Identify which SC-200 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Yes — watch for: "first". Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Read the scenario before looking for a memorised answer.
About these practice questions
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Last reviewed: Jun 21, 2026
This SC-200 practice question is part of Courseiva's free Microsoft 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 SC-200 exam.
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