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Which AWS service automatically discovers and classifies sensitive data (PII, credentials, financial data) in Amazon S3 using ML?

AAmazon Inspector
BAWS Shield
CAmazon GuardDuty
DAmazon Macie
Answer & Solution
Correct answer: D. Amazon Macie
Macie is the S3 sensitive-data classifier (per DOP-C02 §6.2). GuardDuty is threat-detection; Inspector is vuln scan; Shield is DDoS.
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