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Re: [dane] Digest Algorithm Agility discussion

Peter Palfrader <peter@palfrader.org> Sun, 23 March 2014 20:00 UTC

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Date: Sun, 23 Mar 2014 21:00:08 +0100
From: Peter Palfrader <peter@palfrader.org>
To: dane@ietf.org
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References: <20140315051704.GY21390@mournblade.imrryr.org> <0l4n2sa5a0.fsf@wjh.hardakers.net> <20140322074737.GA5739@anguilla.noreply.org> <20140323174205.63C6111B2111@rock.dv.isc.org> <20140323182106.GX24183@mournblade.imrryr.org> <20140323185718.7A84711B2CB8@rock.dv.isc.org> <20140323191037.GA1469@anguilla.noreply.org> <20140323192557.7716111B342A@rock.dv.isc.org>
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Subject: Re: [dane] Digest Algorithm Agility discussion
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On Mon, 24 Mar 2014, Mark Andrews wrote:

> > Site A only publishes SHA1 entries.  Would rather do unauthenticated TLS
> > than trust SHA1?
> 
> You left out - report and refuse to send until fixed.

No, that's not what the SMTP draft suggests.  When DANE is not there,
then servers just fall back to not authenticating a peer's cert, as they
do nowadays.

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