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Re: [DNSOP] [Ext] Possible alt-tld last call?

Paul Wouters <paul@nohats.ca> Mon, 24 October 2022 19:45 UTC

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Date: Mon, 24 Oct 2022 15:45:46 -0400
From: Paul Wouters <paul@nohats.ca>
To: Brian Dickson <brian.peter.dickson@gmail.com>
cc: "dnsop@ietf.org" <dnsop@ietf.org>
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Subject: Re: [DNSOP] [Ext] Possible alt-tld last call?
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On Mon, 24 Oct 2022, Brian Dickson wrote:

> Just to expand on this idea (which I quite like), the original AS112 was enhanced to handle new/arbitrary names, so
> that AS112 operators don't need to do anything to support being a sink for new domains.
> 
> This was done in RFC7534 and RFC7535, using the new "empty.as112.arpa" target for use via DNAME.
> (The DNAME bit is so there isn't a delegation for which the AS112 operator would need to have a zone configured.)
> 
> Using this via the root zone would be a new kind of entry for the root zone, but is otherwise non-controversial
> (IMHO).
> It would basically look like: 
>       alt. DNAME empty.as112.arpa

this is dangerous. Anyone who runs an as112 node, or an attacker who
compromises one, can then serve a "real" .alt to a percentage of
queriers. Imagine millions being lost in some cryptocurrency .alt
non-dns scheme.

Paul

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