Issue 2021 – Cannot access S3 bucket root when the access policy checks for empty prefix

2021-09-01 10:22

https://winscp.net/forum/viewtopic.php?t=31359
Same problem in Cyberduck:
https://github.com/iterate-ch/cyberduck/issues/11549
Use of the empty prefix check condition is part of Amazon documentation:
https://repost.aws/knowledge-center/s3-folder-user-access