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- Path: sparky!uunet!mcsun!uknet!warwick!covpoly!cck.coventry.ac.uk!csg203
- From: csg203@cck.coventry.ac.uk (Bluebeard)
- Newsgroups: comp.os.linux
- Subject: Re: Linus security/Non root access
- Message-ID: <qwdpbp0y@cck.coventry.ac.uk>
- Date: 21 Aug 92 12:26:36 GMT
- References: <1409@yetti.UUCP> <1992Aug21.020626.20221@unislc.uucp>
- Sender: ouz044@cck.coventry.ac.uk (USENET News Owner)
- Organization: Elf Bashers Anonymous
- Lines: 31
- Nntp-Posting-Host: cc_sysk
-
- In article <1992Aug21.020626.20221@unislc.uucp> erc@unislc.uucp (Ed Carp) writes:
- >Frank Pikelner (frank@cs.yorku.ca) wrote:
- >
- >: I'd like to find out if it is possible to say install several machines to run
- >: Linux and allow the public to use them. The problem I'm trying to resolve is I
- >: need the machines to have access to a floppy drive, but I do not want anyone
- >: to be able to boot the machine using their own floppy, and maybe gain access as
- >: root.
- >:
- >: One solution I can think of is getting a machine that has a password protected
- >: BIOS, and allows the change in the boot order with the hard drive first. I would
- >: love to hear other ideas, if any do exist.
- >
- >Hmmm...you could hack the loader to refuse to load the kernel from
- >diskette - that might be easier than spending the $$$ to get a machine with
- >a password protected BIOS. If someone booted MS-DOS from a diskette,
- >it wouldn't do them any good, anyway, 'cause you can't read a linux
- >partition from MS-DOS. Not yet, anyway... :)
-
- But that wouldn't stop someone with linux/minix boot and root file system
- disks, booting from floppy and then mounting the hard disk.
-
- The protected BIOS is the only real answer unless the linux partition was
- encoded in some way that only the 'official' kernel could read.
-
-
- --
- ***********************************************************************
- * FLESH: Charlie Freckleton * JANET: csg203@uk.ac.cov.cck *
- * ALIAS: Bluebeard * or : stliaise@uk.ac.cov.cck *
- ***********************************************************************
-