Name
shred
Synopsis
shred [options
]files
Overwrite a file to make the contents unrecoverable, and delete the file afterward if requested.
Options
- -
Shred standard output.
- -f, --force
Force permissions to allow writing to files.
- --help
Print help message and exit.
- -nnum, --iterations=num
Overwrite files num times (default is 25).
- --random-source=file
Use file as the source of random bytes for overwriting. Default is /dev/urandom.
- -snum, --size=num
Shred num bytes. num can be expressed with suffixes (e.g., K, M, or G).
- -u, --remove
Remove file after overwriting. shred does not remove the file unless this option is specified.
- -v, --verbose
Verbose mode.
- --version
Print version information and exit.
- -x, --exact
Shred the exact file size; do not round up to the next full block.
- -z, --zero
On the final pass, overwrite with zeros to hide the shredding.
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