S3 Upload IAM Policy - Minimal Permissions to Upload File with Presigned Post URL

s3-upload-iam-policy.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "VisualEditor0",
            "Effect": "Allow",
            "Action": [
                "s3:PutObject",
                "s3:AbortMultipartUpload",
                "s3:PutObjectLegalHold"
            ],
            "Resource": "arn:aws:s3:::YOUR_BUCKET_ARN/*"
        }
    ]
}