The following policy grants access to add, update, and delete objects from a specific folder, example_folder, in a specific bucket, example_bucket.
{
"Version":"2012-10-17",
"Statement":[
{
"Effect":"Allow",
"Action":[
"s3:PutObject",
"s3:GetObject",
"s3:GetObjectVersion",
"s3:DeleteObject",
"s3:DeleteObjectVersion"
],
"Resource":"arn:aws:s3:::example_bucket/example_folder/*"
}
]
}