Great Circle Associates Firewalls
(June 1997)
 

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Subject: Re: secure replication of data in insecure networks
From: "Craig I. Hagan" <hagan @ cih . com>
Date: Thu, 26 Jun 1997 12:08:20 -0400 (EDT)
To: Adam Shostack <adam @ homeport . org>
Cc: "Simon J. Gerraty" <sjg @ quick . com . au>, vax @ linkdead . paranoia . com, firewalls @ GreatCircle . COM
In-reply-to: <199706261351 . JAA07914 @ homeport . org>
Reply-to: hagan @ cih . com

> 	Given the history of NFS security failures, and its explicit
> design as insecure, perhaps it would make more sense to build a secure
> file system on top of NFS, by using filesystem level crypto, and
> choosing to leave the transport insecure.
> 

you present an interesting idea. Hows this for a rough implementation
idea: CIFS works through a loopback nfs mount, this would imply that it
*could* work over a network NFS mount, yeilding a secure network backing
store with all data transferred being encrypted and just the local client
presentation being in the clear.  hmmm... 

-- craig


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