Difference between revisions of "Clearing out unused disk space"
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There is a windows command you can use to overwrite empty space on a drive. This is useful because deleting a file actually just disconnects it from all folders, but does not destroy the data. | There is a windows command you can use to overwrite empty space on a drive. This is useful because deleting a file actually just disconnects it from all folders, but does not destroy the data. | ||
cipher /w:driveletter: overwrites the unused space on the specified drive with all zeros and then all ones and then random numbers. For my purposes, this is all I need to feel pretty sure my old deleted files will not be recoverable. | cipher /w:driveletter: overwrites the unused space on the specified drive with all zeros and then all ones and then random numbers. For my purposes, this is all I need to feel pretty sure my old deleted files will not be recoverable. | ||
Latest revision as of 13:54, 11 July 2014
There is a windows command you can use to overwrite empty space on a drive. This is useful because deleting a file actually just disconnects it from all folders, but does not destroy the data.
cipher /w:driveletter: overwrites the unused space on the specified drive with all zeros and then all ones and then random numbers. For my purposes, this is all I need to feel pretty sure my old deleted files will not be recoverable.
