Eraser - Eraser is an advanced security tool (for Windows), which allows you to completely remove sensitive...
Active@ KillDisk - Active@ KillDisk allows you to destroy all data on hard and floppy drives completely, excluding any possibility of future recovery of deleted files and folders.
SDelete - Securely overwrite your sensitive files and cleanse your free space of previously deleted files using this DoD-compliant secure delete program.
WipeFile - WipeFile erases files and folders secure and fast.
Darik's Boot and Nuke - Erase hard drives, desktops, laptops or servers free with a Darik's Boot and Nuke (DBAN) download. Try it now.
HDD Low Level Format Tool - This freeware HDD Low Level Format utility can erase, Low-Level Format and re-certify a SATA, IDE, SAS, SCSI, SSD hard disk drive.