{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Action": [
                "s3:PutObject"
            ],
            "Resource": "*",
            "Effect": "Deny",
            "Condition": {
                "StringNotEquals": {
                    "s3:x-amz-server-side-encryption": "AES256"
                }
            }
        },
        {
            "Action": [
                "s3:PutObject"
            ],
            "Resource": "*",
            "Effect": "Deny",
            "Condition": {
                "Bool": {
                    "s3:x-amz-server-side-encryption": false
                }
            }
        }
    ]
}