S3 Bucket Configuration

Here Read is publicly allowed, but write/delete can be done by IAM user only

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "ServeSiteMedias",
            "Effect": "Allow",
            "Principal": "*",
            "Action": [
                "s3:GetObject",
                "s3:GetObjectAttributes",
                "s3:GetObjectVersion"
            ],
            "Resource": "arn:aws:s3:::bucketname/*"
        },
        {
            "Sid": "PutReadDeleteSiteMedias",
            "Effect": "Allow",
            "Principal": {
                "AWS": "arn:aws:iam::1234567890:user/username"
            },
            "Action": [
                "s3:DeleteObject",
                "s3:GetObject",
                "s3:PutObject"
            ],
            "Resource": "arn:aws:s3:::bucketname/*"
        }
    ]
}