cipher
CautionEFS & free-space wipe
cipher /w:<drive>
/w: wipes free space so deleted data can't be recovered (pre-disposal). /e and /d manage EFS.
Examples
cipher /w:D:Wipe free space on D:
Syntax
cipher [/e|/d] [/w:path]
Before you run it
/w: takes hours; losing EFS keys loses data.
Related commands
- formatFormat a drive
- manage-bdeManage BitLocker
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