policy_for_listing_buckets_and_objects

gistfile1.txt

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "VisualEditor0",
            "Effect": "Allow",
            "Action": [
                "s3:ListAllMyBuckets",
                "s3:ListBucket",
                "s3:HeadBucket"
            ],
            "Resource": "*"
        }
    ]
}