Re: Security hole

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--- Paul Smith <phhs80@xxxxxxxxx> wrote:

> On 12/11/05, Antonio Olivares
> <olivares14031@xxxxxxxxx> wrote:
> > > > I have noticed that from SLAX liveCD, one has
> > > total and free access to
> > > > the home partition of all Linux (Fedora)
> accounts
> > > in the hard-disk of
> > > > the computer. In this way, with a SLAX disk,
> > > everyone can spy all
> > > > accounts in the hard-disk. How can this be
> > > prevented?
> > >
> > > If someone has physical access to your machine,
> they
> > > own your machine.
> > > Period.  If they can boot off a CD, they own
> your
> > > machine.
> > >
> > > You can do some stuff like make it so your
> computer
> > > won't boot off CD,
> > > and then password protect the BIOS.  That comes
> > > closer.  But if someone
> > > can lay hands on your machine, all they need to
> do
> > > is pop the drive and
> > > they own your data.
> >
> > Paul,
> >    Did you install LVM automatically from within
> > Anaconda?  Because if you did, Slax, Knoppix,
> Kanotix
> > or any other livecd out there can detect the
> > partitions but not access them except the /boot
> > partition where grub resides and you can make
> minor
> > corrections.  I also use SLAX and have tried to
> view
> > the partitions and it only allows me to view /boot
> > partition /dev/hda1 which is mounted on /mnt/hda1.
> > Kanotix see's all the partitions but is very
> selective
> > as to allow read/write, by default the partitions
> are
> > not mounted and one has the option to open read
> only
> > or read/write.
> >
> > My guess is that you do not have LVM partitions.
> > Otherwise Slax cannot access them except for boot
> > partition.
> 
> Thanks, Antonio. I first need to learn what LVM
> partitions are to
> fully understand your post, as I do not know what
> LVM partitions are.

Check out 
http://www.linux.org/docs/ldp/howto/LVM-HOWTO/

This should help understanding LVM
> 
> Paul
> 
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