Sanitization

(1) Removing the classified content of an otherwise unclassified resource. (2) Removing any information that could identify the source from which the information came. Any number of processes that prepares media for destruction. Sanitization is the process that ensures that data cannot be recovered by any means from destroyed or discarded media. Sanitization can also be the actual means by which media is destroyed. Media can be sanitized by purging or degaussing without physically destroying the media.