Re: [DNSOP] DLVs and ITAR

Kim Davies <kim.davies@icann.org> Mon, 14 September 2009 17:12 UTC

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From: Kim Davies <kim.davies@icann.org>
To: joao damas <joao@bondis.org>
Date: Mon, 14 Sep 2009 10:12:49 -0700
Thread-Topic: [DNSOP] DLVs and ITAR
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Cc: IETF DNSOP WG <dnsop@ietf.org>
Subject: Re: [DNSOP] DLVs and ITAR
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Hi Joao,

On 14/09/09 9:53 AM, "joao damas" <joao@bondis.org> wrote:

> could the ITAR have a serial number that could be checked without
> having to download and parse the whole file, to enable quick checks
> from consumers of the ITAR information that would not overwhelm either
> end of the communication?

There is a serial number which can be checked, and I guess we could publish
it independently, however you can use the inherent HTTP mechanism
(If-Modified-Since header) to check for updates and not get the actual file
if it hasn't updated. e.g. The '-N' flag with wget.

> PS: or even, could it be published as a DNS zone of some name, with a
> TLL and an SOA?

Perhaps, although I am hoping a signed root zone is not too far off...

kim