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Cloud security insights, reviews, and demos for cloud-native teams and organizations.


Understanding Amazon S3 Block Public Access

Despite advances in Amazon Web Services (AWS) controls around S3 (Amazon Simple Storage Service), we continue to see data leaks and breaches centered around data stored on S3. In November 2018, Amazon released the Block Public Access feature to make it easier to secure access to S3. Newly created S3 buckets have always been private by default, but there is still confusion around the different ways data in an S3 bucket can become public.

Josh Larsen

14 min read