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md5sum - Unix, Linux Command

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NAME

md5sum - compute and check MD5 message digest

SYNOPSIS

md5sum [OPTION] [FILE]...

DESCRIPTION

Print or check MD5 (128-bit) checksums. With no FILE, or when FILE is -, read standard input.

TagDescription
-b, --binary
  read in binary mode
-c, --check
  read MD5 sums from the FILEs and check them
-t, --text read in text mode (default)

The following two options are useful only when verifying checksums:

TagDescription
--status
  don’t output anything, status code shows success
-w, --warn warn about improperly formatted checksum lines
--help display this help and exit
--version
  output version information and exit
The sums are computed as described in RFC 1321. When checking, the input should be a former output of this program. The default mode is to print a line with checksum, a character indicating type (‘*’ for binary, ‘ ’ for text), and name for each FILE.

AUTHOR

Written by Ulrich Drepper, Scott Miller, and David Madore.

REPORTING BUGS

Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT

Copyright © 2006 Free Software Foundation, Inc.
This is free software. You may redistribute copies of it under the terms of the GNU General Public License <http://www.gnu.org/licenses/gpl.html>. There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

md5sum is maintained as a Texinfo manual. If the info and md5sum programs are properly installed at your site, the command
TagDescription
info md5sum
should give you access to the complete manual.
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