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Storage devices may still contain data even after it has been erased, known as data remanence. To remove all traces of data remanence so that it cannot be recovered by any means is known as ___.
Overwriting
Garbage Collection
Declassification
Sanitizing
Sanitizing will remove all traces of data remanence so it cannot be recovered by any means. Clearing and Overwriting are examples of Sanitizing methods. Declassification is any process that prepares media for reuse in a lower-classified environment. Garbage Collection is a form of automatic memory management.
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