Disk Wipe Options
The disk wipe procedure, like with the erase procedure, allows you to specify the erase
method used, as well as a few additional wipe-specific options.
Figure: Wipe options dialog
- Select entire disk
- Entire surface of the disk will be wiped
- Select all volumes
- All volumes will be selected for the wipe operation
- Select all unallocated space
- Only unallocated space (unformatted, no drive letter) will be wiped
- Select single partition
- Select a specific partition to be wiped
- Erase method
- One of many internationally recognized erase methods supported by KillDisk.
- Erase verification
- Percentage of disk to be verified after disk was erased.
- Wipe unused clusters
- Erase areas of the hard drive that are not formatted and not currently used by the
operating system (data has not been recently written there unless this is a recently
- Wipe metadata and system files area
Erase areas of the disk containing information about previous files on the volume and
prevents recovery of files using past records of them.
- Wipe slack space in file clusters
- Erase slack space within files. Files are allocated a set amount of space by the OS, in
certain increments (depending on the file system). Because files are usually never
exactly the size of the space allocated to them, there may be unused space within
a file that may contain traces of data. This algorithm wipes this space to remove these