Kernel-loadable Root Kits

[David Schultz]

On Wed, Sep 29, 2004, David Pick wrote:
> 6) securelevel *is* a great thing but sysadmins are tied to the
> hierarchy of levels chosen by the project, and one size does *not*
> fit all. As a more general mechanism I would suggest that there
> is a kernel-build option for *each* facility that can be locked
> by securelevel, which geves the level at which that facility
> becomes locked.

Great idea.  See mac(4).