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[ietf-dkim] Re: MASS/DKIM interim minutes posted

2005-09-12 22:52:52
Douglas Otis wrote:


On Sep 9, 2005, at 8:44 AM, Jim Fenton wrote:

Presentation slides and interim minutes from the MASS (DKIM) BoF at IETF 63 in Paris have been posted to the IETF website:

https://datatracker.ietf.org/public/proceeding_interim.cgi? meeting_num=63

(search for "MASS")


(Doug Otis): Replay abuse is a problem; don't consider the spec as written as sufficient. {Exclusion of reputation from the charter is a problem; it needs more visibility.}

I do not recall my exact words, I am sure this was not what I said. "The impact upon the domain's reputation has not received sufficient consideration either." I have attempted to expand upon that issue within the mass-reputation draft. This is _not_ related to establishing reputation or accreditation services, as seemingly understood. I have steadfastly said these services are a separate issue, while protecting one's reputation is not.

Here is what was said, pretty much verbatim:
=====
(Doug Otis): This is Doug Otis. I tend to think that you're right that replay is a feature; however, replay abuse is obviously a problem that needs to be dealt with. I don't feel that the spec as it's written today deals with that problem, and it was an issue raised also, I think, in Russ's review. The exclusion of reputation from the charter makes me wonder how we're going to elevate that to enough stature that it's dealt with properly. And so, that becomes a concern I guess related to how you go about chartering it, when you are ignoring, I think, a fairly important aspect of what this can be used for. In terms of saying that this is good for phishing I think that there is a lot of work to be done in that area as well. I understand that there are already things on the table to try to fix some problems that exist with respect to how you would deal with a phishing attack. I could add several ideas in that area, but there's also, when it comes to trying to protect the reputation, which would be the spam issue, there are a lot of things that need to be done there as well and they're not in the current drafts.

(Jim Fenton): Well, with respect to reputation and accreditation, I don't think any of the people that are working on this -- let me state it in a positive way -- I think all of the people that are working on this feel that those are important issues. The question is whether they should be done within this working group at this juncture, or whether they might be taken up in parallel or perhaps as a revision to the charter.

(Doug Otis): I guess I should restate what I was saying. I am not talking about how you would hook into a reputation system or hook into accreditation; I think I'm quite willing to see that left open. But what I'm talking about is how you can make this mechanism suitable for such future use. That I don't see as a property of the current spec, or the current draft.
=====
I may have over summarized a bit (or I wouldn't have gotten the minutes done on time!) but I think I captured the gist of your first comment properly. I did omit your clarifying comment after my response, so how about if we add the following after my response in the minutes:

(Doug Otis): To clarify, this isn't about how to hook into reputation and accreditation systems, but rather how to make the signature mechanism suitable for such use.

OK?

-Jim
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