Which AWS service uses machine learning (ML) to detect and classify sensitive data like personally identifiable information (PII) or protected health information (PHI) across your environment?

Amazon Macie

Explanation

Amazon Macie uses ML to identify and classify sensitive data like PII and PHI.  Verified Permissions helps implement, fine-grained access control.  Shield Advanced focuses on protecting against DDoS attacks.  SageMaker Role Manager assists in setting IAM roles for ML projects.