Date: Thu, 23 Nov 2006 10:41:23 -0500 From: Jerry McAllister <jerrymc@msu.edu> To: VeeJay <maanjee@gmail.com> Cc: Olivier Nicole <on@cs.ait.ac.th>, freebsd-questions@freebsd.org Subject: Re: Password Security Message-ID: <20061123154123.GB56451@gizmo.acns.msu.edu> In-Reply-To: <2cd0a0da0611230145j3b5f42cfg7b9025236a91e7a3@mail.gmail.com> References: <2cd0a0da0611211941iae07787q3f433fb2c8ab1f22@mail.gmail.com> <20061122163317.GC50939@gizmo.acns.msu.edu> <2cd0a0da0611230056l15bfccaamb3ed3d439e2786b8@mail.gmail.com> <200611230914.kAN9E2GW065034@banyan.cs.ait.ac.th> <2cd0a0da0611230145j3b5f42cfg7b9025236a91e7a3@mail.gmail.com>
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On Thu, Nov 23, 2006 at 10:45:19AM +0100, VeeJay wrote: > On 11/23/06, Olivier Nicole <on@cs.ait.ac.th> wrote: > > > >> And how can one into the System by booting from a CD if it still > >> requires the Password even in Single User mode? > > > >Booting from CD, floppy or hard disk is slected at BIOS level. > > > >Booting in single or multi user mode is at Operating system level. > > > >Booting is in the following order: > > > >1) BIOS select what medium to boot from > > > >2) the operating system boot from the selected medium > > > >So when it comes to the Single user password, itis already at stage 2) > >it has passed the stage 1 (booting from hard disk ofr CD) without > >password. > > > >Olivier > > > > So, it means, that I should take the following steps > > 1. Password on BIOS > 2. Change the order of booting i.e. When system is installed and working > once, then I just the change the Booting FIRST from HardDisk. > 3. Put the password on Single User mode. As I said, you can beat that by removing the system battery or flash memory. > > So, what more? Do you people think that I have got somehow security barrier > for unauthorized access? The only real security is to totally prevent access. If that machine is in a place where you do not trust those who can touch it, then it is insecure. ////jerry > > > > -- > Thanks! > > BR / vj > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"
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