You can
protect directories within your site from browsers by using a password to
protect them. This allows you to restrict material to only authorized users or
store sensitive material online. This has the same appearance and effect as the
password protection on cPanel.
To password protect a directory:
Generally, you now need to add at least one authorized user to enable access to the directory. Refer to Adding an authorized user for more information.

Topics:
Adding an authorized user
Changing an authorized user's password
Removing an authorized user
Removing password protection