Odroid C1+ setup
From MyLabWiki
Minimal Debian Image
Add new user and disable root login
Add new user who can sudo:
$ adduser USER $ apt-get install sudo $ usermod -a -G sudo USER
Logout and login again as USER to have permissions take effect.
Disable root loging through SSH:
/etc/ssh/sshd_config: PermitRootLogin no
Optionally, disable root login alltogether (musty have sudoer user setup):
$ sudo passwd -l root
Re-enable root login:
$ sudo passwd root