sudo git clone https://github.com/bkayranci/grub-password-protection.git /opt/grub-password-protection
sudo chmod 500 /opt/grub-password-protection/grub-mkpasswd
sudo ln /opt/grub-password-protection/grub-mkpasswd /bin/grub-mkpasswd
- tee
- grub-common
grub-mkpasswd -u root
grub-mkpasswd -c