[rennyn]

Just reposting this from my pdaphonehome post:

Just in case people haven't realized it.. Orb is an awesome program. But this program ALSO gives every account you create on your computer full access to all of your files. All of your files, on every drive on your computer.

So I advise this, taken from their forums:

You can make that add-on invisible in Setup > add-on, but if you have multiple Orb accounts (up to 3 per PC) the other accounts can still use File Browser. The way to disable FileBrowser completely is to delete or rename the following .dll file:
C:\Program Files\ORB Networks\ORB\bin\AddOns\FileBrowser\FileBrowser.dl l