cksum(1) - man - phpMan

CKSUM(1)                                    User Commands                                   CKSUM(1)



NAME
       cksum - checksum and count the bytes in a file

SYNOPSIS
       cksum [FILE]...
       cksum [OPTION]

DESCRIPTION
       Print CRC checksum and byte counts of each FILE.

       --help display this help and exit

       --version
              output version information and exit

AUTHOR
       Written by Q. Frank Xia.

REPORTING BUGS
       GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
       Report any translation bugs to <https://translationproject.org/team/>

COPYRIGHT
       Copyright  ©  2020 Free Software Foundation, Inc.  License GPLv3+: GNU GPL version 3 or later
       <https://gnu.org/licenses/gpl.html>.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY,  to
       the extent permitted by law.

SEE ALSO
       Full documentation <https://www.gnu.org/software/coreutils/cksum>
       or available locally via: info '(coreutils) cksum invocation'



GNU coreutils 8.32                          January 2026                                    CKSUM(1)