[syslinux] generating hashed passwords for MENU PASSWD

[Fourhundred Thecat]

> On 2017-05-17 18:03, Ferenc Wágner wrote:
>
> https://unix.stackexchange.com/questions/52108/how-to-create-sha512-password-hashes-on-command-line
> 

thanks for the link. This works:

  mkpasswd -m sha-256