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Sanitizing
The degaussing or overwriting of sensitive information in magnetic or other storage media.
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Data left in storage after information processing operations are complete, but before degaussing or overwriting has taken place. Data left in storage after processing operations and before degaussing or rewriting has occurred.
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Process to remove information from media such that data recovery is not possible. It includes removing all classified labels, markings, and activity logs. (. See purging. )The degaussing or overwriting of information on magnetic or other storage media.
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Residual information remaining on storage media after clearing. (. See magnetic remanence and clearing. )The residual magnetism that remains on magnetic storage media after degaussing.
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Magnetic representation of residual information remaining on a magnetic medium after the medium has been cleared. (. See clearing. )
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Procedure that reduces the magnetic flux to virtual zero by applying a reverse magnetizing field. Also called demagnetizing. The act of using a magnet to return media to its original pristine unused state.
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