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Quick links About
shred
Syntax
Examples
Related commands
Linux / Unix main page
About shred
Delete a file securely, first overwriting it to
hide its contents.
Syntax
shred [OPTIONS] FILE [...]
| -f, --force |
Change permissions to allow
writing if necessary. |
| -n, --iterations=N |
Overwrite N times instead of the
default (25) |
| -s, --size=N |
shred this many bytes (suffixes
like K, M, G accepted) |
| -u, --remove |
truncate and remove file after
overwriting |
| -v, --verbose |
show progress |
| -x, --exact |
do not round file sizes up to
the next full block; this is the default for non-regular
files |
| -z, --zero |
add a final overwrite with zeros
to hide shredding |
| - |
shred standard output |
| --help |
display this help and exit |
| --version |
output version information and
exit |
Examples
shred myfile.txt Permanently
deleted and makes the file myfile.txt unrecoverable (unless stored
elsewhere or on a backup). Related commands
rm |
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