easiest way to recover root password:

boot with rescue disk
mount root partition
edit /etc/shadow
remove the password for root in /etc/shadow (remove it in /etc/shadow- too
just incase)
reboot into normal mode
set a new root password

works fine on linux and also works on IRIX


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On Thu, 23 Sep 1999, Seth R Arnold wrote:

> I haven't tried this myself... but, I seem to recall that if you pass linux
> "single" on the boot line (at the lilo prompt, etc..) it will boot into a
> single-user mode; within that you should be able to "passwd root".
> 
> If you have shadowpasswords installed, getting a crack to work will be very
> difficult -- you need root access to get at that file, and the setuid root
> programs are generally not so poorly programmed that they will give away
> /etc/shadow so easily. 
> 
> hth
> 
> On Fri, Sep 24, 1999 at 01:36:19PM +0800, Lyle Hart wrote:
> > Does anyone know what to do if you don't know the root password.  Is there
> > any third party software that can crack it, or do I have to reinstall Debian
> > 2.1
> > 
> > 
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