85 lines
1.6 KiB
Groff
85 lines
1.6 KiB
Groff
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.Dd $Mdocdate$
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.Dt SRM 1
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.Os
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.Sh NAME
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.Nm srm
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.Nd securely delete files
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.Sh SYNOPSIS
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.Nm
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.Op Fl h
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.Op Fl n Ar number
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.Op Fl r
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.Op Fl v
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.Op Fl V
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.Ar files
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.Sh DESCRIPTION
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.Nm
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is a simple secure file deletion tool. It overwrites the file with several
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passes of random data before unlinking it. If no options are specified, Nm
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defaults to three passes.
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.Nm
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supports the following options:
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.Bl -tag -width .Ds
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.It Fl h
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Display a brief help message.
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.It Fl n Ar number
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Specify the number of times to overwrite each target with random data.
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.It Fl r
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Recursive mode. Delete any directories and all subdirectories underneath.
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.It Fl v
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Verbose mode. Displays a list of both files that failed to wipe and files that
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were successfully wiped.
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.It Fl V
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Print version information.
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.El
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.Sh EXIT STATUS
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.Ex -std
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The exit values are standard
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.Xr sysexits 3
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values.
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.Sh EXAMPLES
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Wipe files
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.Pa foo
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and
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.Pa bar
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with three passes:
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.Dl $ srm foo bar
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Wipe files
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.Pa baz
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and
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.Pa quux
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with ten passes:
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.Dl $ srm -n 10 baz quux
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Wipe all PGP keys, i.e. files with extension
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.Pa *.asc :
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.Dl $ srm *.asc
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Recursive deletes aren't implemented yet. A workaround is to use
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.Nm
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and
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.Xr find 1 ,
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for example to delete all
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.Pa *.pgp
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files:
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.Dl $ find . -iname '*.pgp' -exec srm '{}' \;
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.Sh DIAGNOSTICS
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.Nm
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uses the standard
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.Xr err 3
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facilities to report any errors that occur.
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.Sh SEE ALSO
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The srm page on
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.Lk http://www.tyrfingr.is/projects/srm/ "tyrfinger" .
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.Sh STANDARDS
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.Nm
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conforms to
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.St -ansiC .
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.Sh AUTHORS
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.Nm
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was written by
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.An "Kyle Isom" Aq Mt kyle@tyrfingr.is .
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.Sh BUGS
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None known. Report bugs to the author.
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.Sh LICENSE
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.Nm
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is released under an ISC license.
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