Re: Forgery resilience: straw man proposal

Alex Bligh <alex@alex.org.uk> Wed, 30 July 2008 09:22 UTC

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Date: Wed, 30 Jul 2008 10:17:43 +0100
From: Alex Bligh <alex@alex.org.uk>
Reply-To: Alex Bligh <alex@alex.org.uk>
To: Alex Bligh <alex@alex.org.uk>, namedroppers@ops.ietf.org
cc: Alex Bligh <alex@alex.org.uk>
Subject: Re: Forgery resilience: straw man proposal
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--On 30 July 2008 10:14:17 +0100 Alex Bligh <alex@alex.org.uk> wrote:

> 1. Use IPsec AH in transport mode between the stub resolver and the
>    recursive nameserver. This provides authentication of the recursive
>    nameserver to the stub resolver (see below), integrity protection,
>    replay protection and (as an unneeded bonus I think) non-repudiation.

I should have added that it does not suffer the computational overhead of
requiring encryption/decryption at each end.

Alex

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