Active@ KillDisk is a quality security application that destroys data permanently from any computer that can be started using a DOS floppy disk. Access to the drive's data is made on the physical level via the Basic Input-Output Subsystem (BIOS), bypassing the operating systems logical drive structure organization. Regardless of the operating system, file systems or type of machine, this utility can destroy all data on all storage devices. Thus it does not matter operating systems and file systems located on the machine, it can be DOS, Windows 95/98/ME, Windows NT/2000/XP, Linux, Unix for PC. Active@ KillDisk Professional conforms to US Department of Defense clearing and sanitizing standard DoD 5220.22-M. You can be sure that once you wipe a disk with Active@ KillDisk, sensitive information is destroyed forever.