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I hid fake patient records in S3, then tried to leak them. Here's what AWS caught.

Originally published on AWS Builder Center . A hands-on look at finding sensitive data in S3 before it becomes a breach. Then I built a five-layer safety net around it and tried to break it.

  • AWS security tool Amazon Macie scans S3 buckets for PHI.
  • Four synthetic files with fake patient records uploaded to private bucket.
  • Amazon Macie detects and flags the four files as containing sensitive data.

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