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Cksum Linux Command Usage & Examples

The cksum Linux command is used to print a CRC checksum for each file it also counts the bytes in a file.

When would you use cksum

  • Checksum large downloads in Linux
  • For carrying out Linux ISO checksum’s

chksum usage

1
cksum [OPTION]... [FILE]...

man chksum

Below is the man chksum page:

The CRC algorithm is specified by the POSIX standard. It is not compatible with the BSD or System V `sum’ algorithms (see the previous section); it is more robust.

The only options are –help‘** and **–version’ *Note Common options::.

An exit status of zero indicates success, and a nonzero value indicates failure.

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