Scroll over FTP/User Account and click on FTP user.
Click File Manager icon. WebShell is file manager application in H-Sphere.
You can password protect your directories through this section.
Click on Protect tab at the bottom. Click small folder icon besides folder name you wish to protect. Click on Edit option. You can add a new user and password for it. Click Add button. Enter login name and password. Click on Save button.
You can add new users and even delete existing ones in this section.