Hi,
On 21 Jul 2000, David A. Wagner <daw@cs.berkeley.edu> wrote:
>
> Ahh, but you've set up an impossible burden. It is _impossible_
> for the kernel to ensure that a malicious hacker who has obtained
> root on your machine does not destroy your hardware. After all,
> that hacker can always re-install an old, unsafe kernel version
> and ioctl() away, or even bit-bang directly to the raw device!
IMHO you can avoid this by booting from read-only media. Of course you
should lock the server room's door ;-)
Just my 2 pence...
Regards,
Jochen Striepe.
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