This is the command sum that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
sum - checksum and count the blocks in a file
SYNOPSIS
sum [OPTION]... [FILE]...
DESCRIPTION
Print checksum and block counts for each FILE.
With no FILE, or when FILE is -, read standard input.
-r use BSD sum algorithm, use 1K blocks
-s, --sysv
use System V sum algorithm, use 512 bytes blocks
--help display this help and exit
--version
output version information and exit
Use sum online using onworks.net services