> >Is there a way to stop someone with physical access to the box >from booting >into single user mode and changing the root password? I'm not >interested in >solutions that require setting a boot or poweron password in >the BIOS. I'd >like something that could be done in the Linux kernel, so as >to apply to >multiple platforms.
Both Grub and Lilo have password options to prevent access. Downside is if the machine has to reboot due to power issues someone will have to be at he console. If the machine has bootable removable media then nothing will prevent it however.
