The Cyberduck utility provides a graphical user interface for Windows and macOS allowing users to upload, download and browse the contents much like they would an FTP server. The application can be downloaded from the following website:
Once Cyberduck is installed, download a generic S3 profile from the following URL:
Opening the profile should launch Cyberduck and allow you to edit the following fields:
- Nickname (specify an arbitrary name used to identify this connection)
- Server (enter the endpoint URL of the USS S3 gateway)
Close the bookmark and launch the connection. You'll be prompted for you credentials then should see a listing of all buckets.