A new feature that monitors your resource policies so you don’t have to. By default, all buckets and objects created in S3 are private. AWS enables you with mechanisms like Access Control Lists (ACLs) and Bucket Policies that you can use to configure granular levels of access. Access Analyzer for S3 is a new feature that monitors your access policies, ensuring that the policies provide only the intended access to your S3 resources. Access Analyzer for S3 evaluates your bucket access policies and enables you to discover and swiftly remediate buckets with potentially unintended access.