Erase hard drive. Active KillDisk - Hard Drive Eraser is powerful and compact software that allows you to destroy all data on hard and floppy drives completely, excluding any possibility of future recovery of deleted files and folders. It's a hard drive and partition eraser utility. Active Kill Disk Professional conforms to US Department of Defense clearing and sanitizing standard DoD 5220.22-M. New Wipe function that wipes out all unused space on existing drives, not touching existing data. You can be sure that once you wipe a disk with Active Kill Disk, sensitive information is destroyed forever.