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Firewall Wizards: Re: firewalls and the incoming traffic problem

Re: firewalls and the incoming traffic problem

From: Rick Smith <rsmith_at_visi.com>
Date: Wed, 1 Oct 1997 22:08:01 -0500

At 8:58 AM -0500 9/29/97, Bennett Todd wrote:

>I think something that's closer to implementable, and that may just give us
>the boost we need to last for another decade or two, will be a richer security
>infrastructure. There's a basic concept out there, for which I don't have a
>good name; it lies underneath the Mandatory Access Control notions of the
>rainbow book series, and TIS's Domain Type Enforcement. It also lies behind
>the dataflow security implementation in Perl.

I'm not sure that's an accurate interpretation of TIS' Domain Type
Enforcement. The basic concept is derived from SCC's type enforcement which
*is* a mandatory access control mechanism operating in a reference monitor
context. TIS' work essentially applied it to access controls in a
networking context. Perhaps a TIS person could give their own opinion, but
the two are different.

Rick.
smith_at_securecomputing.com secure computing corporation
"Internet Cryptography" in bookstores http://www.visi.com/crypto/
Received on Oct 02 1997

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