Re: Viewing NTFS files using a Knoppix CD - Need to know why this
From: LucGallant (LucGallant_at_discussions.microsoft.com)
Date: 11/25/04
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Date: Thu, 25 Nov 2004 08:25:06 -0800
Alright thank you very much for these helpful replies.
Luc
"Malke" wrote:
> Colin Nash [MVP] wrote:
>
> >
> > "LucGallant" <LucGallant@discussions.microsoft.com> wrote in message
> > news:A5376660-3D71-4103-9127-12D8000F907F@microsoft.com...
> >> Hello Everyone,
> >>
> >> this question is geared towards someone who understands how the NTFS
> >> file system and the linux file system work. My question is: I have a
> >> computer running Windows XP with an NTFS file system. So, this file
> >> system is secure,
> >> right?
> >>
> >> Now, when I use a Knoppix CD (basically a version of linux that runs
> >> off the
> >> CD), in this computer, I am able to see the NTFS drive _AND_ access
> >> all of
> >> the files on it. According to me, this is absolute nonsense, because
> >> this means that anyone who wants access to my files doesn't even need
> >> to log in,
> >> and can simply boot with knoppix and see all that I have. If someone
> >> could clarify why this is possible and if there is any way to protect
> >> myself, it would be greatly appreciated.
> >>
> >> Luc
> >
> > Someone can also install a second instance of Windows, or stick the
> > hard
> > drive into another system that they have admin rights to. NTFS
> > permissions are only respected as long as the currently loaded OS
> > feels like enforcing
> > them. This 'weakness' is not limited to Microsoft... same thing can
> > be done to a Linux ext3 volume, for example.
>
> Yes, and just to emphasize that this is not an operating system issue -
> anyone with physical access to my Linux computers could boot to a
> rescue disk or distro boot disk. It doesn't even have anything to do
> with ext2, ext3, Reiser, or whatever. There are a few things you can do
> to minimize the security hole, such as set the machine to only boot
> from the hard drive and set passwords in the BIOS, but the bottom line
> is that anyone with physical access and the required skill (and time)
> can get into a computer. This fact has nothing to do with the operating
> system installed on the hypothetical computer.
>
> Malke
> --
> MS-MVP Windows User/Shell
> Elephant Boy Computers
> www.elephantboycomputers.com
> "Don't Panic"
>
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