Which of the following can limit Amazon Simple Storage Service (Amazon S3) bucket access to specific users?
To allow users to perform S3 actions on the bucket from the VPC endpoints or IP addresses, you must explicitly grant those user-level permissions. You can grant user-level permissions on either an AWS Identity and Access Management (IAM) policy or another statement in the bucket policy.https://aws.amazon.com/premiumsupport/knowledge-center/block-s3-traffic-vpc-ip/