S3 bucket

Check with other types of services https://aws.amazon.com/products/storage/

This Type of service provides

Info

AWS Storage Gateway

connecting s3 via NFS AND SMB service

S3 Glacier Vault Lock

presigned URLs to share access to your S3 bucket

allow users to download only their own files.
use presigned URLs to share access to your S3 buckets. When you create a presigned URL, you associate it with a specific action and an expiration date. Anyone who has access to the URL can perform the action embedded in the URL as if they were the original signing user.