Re: [Acme] kinds of proof

Eric Rescorla <ekr@rtfm.com> Fri, 28 November 2014 15:50 UTC

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From: Eric Rescorla <ekr@rtfm.com>
Date: Fri, 28 Nov 2014 07:49:35 -0800
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To: Paul Hoffman <paul.hoffman@vpnc.org>
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Cc: acme@ietf.org, Stephen Farrell <stephen.farrell@cs.tcd.ie>
Subject: Re: [Acme] kinds of proof
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On Fri, Nov 28, 2014 at 7:32 AM, Paul Hoffman <paul.hoffman@vpnc.org> wrote:

> On Nov 28, 2014, at 2:20 AM, Stephen Farrell <stephen.farrell@cs.tcd.ie>
> wrote:
> > Yep. Fully agree about DV. But DV isn't the only kind of
> > validation I'd like to be supported here.
> >
> > I'd like if it were possible to extend that to include cases
> > where one has control over the web server, but not the DNS.
>
> Those two paragraphs don't really go together. You absolutely can do DV in
> cases where you don't have control over the DNS; that's basically how all
> web certificate enrollment happens today.


To put a slightly finer point on it, web validation is extremely useful in
cases
where you only have loose control over the DNS.

-Ekr


> --Paul Hoffman
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