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Interview question · Detection Engineering & Incident Response

Your SIEM receives normal log volume but stops correlating sensitive reads. How would you investigate?

Follow a known event through connector delivery, normalization and rule evaluation. Distinguish source changes, missing identity fields and late events from a real reduction in suspicious activity.

hardNewUpdated Nov 2026

Follow a known event through connector delivery, normalization and rule evaluation. Distinguish source changes, missing identity fields and late events from a real reduction in suspicious activity.

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What would you say before reading the answer?

  1. 01 State the assumptions your answer depends on.
  2. 02 Explain the mechanism and choose a control.
  3. 03 Name a condition that would change your decision.

The worked answer includes an approach, scoring criteria and follow-up questions. Compare the reasoning with your own.

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