After the boot sector of each volume or partition is written to a track, it is customary for the system to skip the rest of that track and begin the actual useable area of the volume on the next track. This results in unused or “wasted” space on that track where information can be hidden. This “wasted space” can only be viewed with a low level disc viewer. However, forensic techniques can be used to search these “wasted space” areas for hidden information..”