Re[4]: snooper watchers

[rnayfield () mail iconnet com (Nayfield, Rod)]

     Right, but everyone removes openprom support so people don't evilly 
     put in a security password on you, right?  :)
     
     rod
     


______________________________ Reply Separator _________________________________
Subject: Re: Re[2]: snooper watchers
Author:  Karl Strickland <karl () bagpuss demon co uk> at Internet
Date:    3/1/95 9:11 AM

     
>      The best thing to do is take the nit support out of the kernel and 
>      remove /dev/nit.  Now someone would have to build a new kernel and 
>      reboot the machine to replace the nit support.
>      
>      If you are overly concerned about this, you can set the boot device 
>      (in the rom monitor on a sparc) to boot off of some other disk, one 
>      that is not bootable or not there.  Then a reboot/fastboot/shutdown 
>      -r/etc will not be able to automatically bring the system up.  I don't 
>      believe that you can specify boot devices from a unix reboot type 
>      command.
     
is it not possible for a hacker to set his own boot device before performing his
reboot, and then reset it back to whatever-it-was later?  ie by messing with 
/dev/openprom or whatever its called