File shredding, which is also referred to as file wiping or as wipe disk, is a process that involves securely deleting a computer file. Through file shredding, the information that was saved on the file cannot be retrieved by any means.
There are a couple methods you can use to shred a file. One of these methods is to use special file shredder software, while the other method is to write a secure delete demand.
If you simply write a delete command, the saved information can be retrieved with the right software and computer skills. This is because it is considered a waste of resources to completely delete a file. Therefore, when a file is deleted within an operating system, the space previously occupied by the saved information will simply be marked as a available and the file is removed from the directory. The actual contents, however, remain on the disk. This also makes it possible for files that have been deleted to be restored and recovered. This can easily be accomplished with the undelete command.
In order to conduct file shredding, the file must actually be overwritten several times. As such, a file that has undergone defragmentation...
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