Great Circle Associates Firewalls
(June 1997)
 

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Subject: Re: secure replication of data in insecure networks
From: Brian Mitchell <brian @ firehouse . net>
Date: Sat, 28 Jun 1997 02:11:41 -0400 (EDT)
To: Miguel Andrés Santisteban <masantis @ ntmail . askin . es>
Cc: VaX#n8 <vax @ linkdead . paranoia . com>, firewalls @ GreatCircle . COM
In-reply-to: <3 . 0 . 1 . 32 . 19970627130428 . 006bc6d0 @ 194 . 140 . 56 . 87>

On Fri, 27 Jun 1997, Miguel [iso-8859-1] Andrés Santisteban wrote:

> No, I just snfs mount the filesystems of my bastions on another box
> and run tripwire on them.  This avoids the problems alluded to by mjr
> I think, where tripwire can be fooled if the kernel or libc.so on the
> box running tripwire have been tampered with.
> 

nope, doesnt help (much). nfsd can lie to your secure machine, as can the
kernel calls utilized by it.


Brian Mitchell                           brian @
 firehouse .
 net
"BSD code sucks. Of course, everything else sucks far more."
- Theo de Raadt





References:
  • Re: firewll-1
    From: Miguel Andrés Santisteban <masantis @ ntmail . askin . es>
Indexed By Date Previous: Re: question about firewalls on NT
From: Ken Hardy <ken @ bridge . com>
Next: Spooky Tremors in InfoSec
From: Vin McLellan <vin @ shore . net>
Indexed By Thread Previous: Re: firewll-1
From: Miguel Andrés Santisteban <masantis @ ntmail . askin . es>
Next: Re: NFS port numbers (fwd)
From: Pavel Galynin <pgalynin @ chipnet . cz>

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