# sum

Compute checksums and the number of blocks for a file. A predecessor to the more modern

`cksum`

. More information: https://www.gnu.org/software/coreutils/sum.

- Compute a checksum with BSD-compatible algorithm and 1024-byte blocks:

`sum {{file}}`

- Compute a checksum with System V-compatible algorithm and 512-byte blocks:

`sum --sysv {{file}}`