The program grub-md5-crypt encrypts a password in MD5 format.
This is just a frontend of the grub shell (see section 15. Invoking the grub shell). Passwords encrypted by this program can be used with the
command password (see section 13.2.9 password).
grub-md5-crypt accepts the following options:
`--help'
Print a summary of the command-line options and exit.