Great Circle Associates Firewalls
(August 1995)
 

Indexed By Date: [Previous] [Next] Indexed By Thread: [Previous] [Next]

Subject: re: problems with making read-only
From: padgett @ tccslr . dnet . mmc . com (A. Padgett Peterson, P.E. Information Security)
Date: Thu, 17 Aug 95 11:46:10 -0400
To: "firewalls @ greatcircle . com"@UVS1.dnet.mmc.com

Brett rites:
>I believe it fulfills my goals though I can be convince otherwise.  My
>goal was to lock down as much of the OS a possible in a read-only
>state so that I could sort of have a trusted computing base (uh-oh
>those B1 fanatics must be getting to me...;-).  

Well back in the daze of MFM and RLL it just took a DPST switch & a resistor.
SCSI is still that way. IDE/ATA is more complex though I know of at least
one device (have one *somewhere*) that uses a dip switch and goes
in series with the cable.

>"It's fifteen hundred miles to Ankh-Morpork" he said.  
I like the one with the avian-launched anti-personnel turtle. 8*)

					Warmly,
						Padgett

Indexed By Date Previous: DOS firewalls
From: padgett @ tccslr . dnet . mmc . com (A. Padgett Peterson, P.E. Information Security)
Next: Re: your mail and client security
From: Garry Garrett <GARRYG @ omaha . abii . com>
Indexed By Thread Previous: Re: email issues
From: janken @ rust . net (Kenneth J. Stephens)
Next: Screened Subnet
From: Ben Goodyear <"Ben Goodyear"@bbcnc.org.uk>

Google
 
Search Internet Search www.greatcircle.com