Re: [dane] I-D Action: draft-ietf-dane-smime-03.txt

Paul Wouters <paul@cypherpunks.ca> Fri, 07 February 2014 17:57 UTC

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Subject: Re: [dane] I-D Action: draft-ietf-dane-smime-03.txt
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On Thu, 6 Feb 2014, Viktor Dukhovni wrote:

> I think that HMAC-sha224 would be wiser, since otherwise a single
> dictionary works for all domains.

So what, telnet'ing to port 25 and issuing HELO and RCP TO: is cheaper
already.

As PaulH said, this is not a security feature - it's only meant as a
method to be able to store any LHS username in DNS.

Straight sha224, no hmac.

Paul