Starting with the Tenable Appliance 3.1.0, backups of currently installed standalone versions of SecurityCenter 4.8.x and Nessus 5.x (Linux, Mac OS X, and FreeBSD versions) and higher may be imported into the appliance via a downloadable script.
Select the link next to the application you want to backup from step 1. Following the steps provided, create a backup of the application. Copy the backup file to a system where your browser may select it to upload to the appliance. Proceed to the Restore from File section for details on uploading the backup file.