On Tue, Jan 07, 2025 at 12:17 PM, Paul Hoffman <paul.hoff...@icann.org>
wrote:

> This set of drafts is a useful addition to the DNSSEC cannon and should be
> published as RFCs.
>

Thank you for your review and feedback. We have addressed these most of
these below, and posted new versions in Github.


--Paul Hoffman
>
> ============================================
>
> draft-ietf-dnsop-rfc8624-bis
>
> This draft is much better than the original proposal, and should be
> adopted. I am ambivalent on putting these recommendation updates in the
> IANA registries, but doing so is much better than having them in RFCs that
> need to be tracked. After these changes are made, it is incumbent on the
> DNSOP WG to let the wider DNS communities know that the change has been
> made and that developers and implementers should be periodically looking in
> the registry.
>
> The placement and wording of the "editor note" at the beginning of the
> abstract is confusing. I propose that it be moved to the Introduction, and
> not labelled as a "note" because it is a meaningful part of the document.
>


Thank you very much — done.
I also did some minor editorial work to make it still flow well.


> Similarly, the "note" in the introduction about TLS ciphersuites should
> not be a note but a normal paragraph because it is relevant to the new
> design of this registry.
>


Thank you — done.


> The WG should consider whether the publication requirements in Section 2
> are correct. I feel they are not, but I also know that this topic elicits
> strong opinions in this WG, in SAAG, and in the IETF in general.
>
> In specific, I think the bar for all levels should be "publication that
> includes the use in DNSSEC", not an RFC. RFCs take a long time to get
> through the system, and there is active debate about whether all
> cryptographic algorithms should even have RFCs. The extra vetting that a
> standards track document requires rarely helps the community understand the
> security properties of the algorithm.
>
> What we care most about is not who likes or dislikes a new algorithm, but
> whether there is adequate description of its use in DNSSEC. Thus, saying
> "RFC" or "standards track RFC" could still give the registry a reference
> that does not lead to interoperability. Non-RFC references that describe
> the algorithm and its use in DNSSSEC are better for this community.
>
> Section 3: Get rid of that editor's note. It is irrelevant to publication.
>

Thank you, done.
 It was (IMO) useful during initial discussions, but shouldn't be needed
anymore; removed.


> Section 5: Let's not overstate the security properties of RSA. Instead of:
> ... cryptographic research so far leads
> us to believe that they are likely to remain secure into the foreseeable
> future.
> I would prefer:
> ... cryptographic research so far leads
> us to believe that they are likely to remain adequately secure unless a
> significant and unexpected discovery is made.
>
>
Ooh, I like that.  Done.



> ============================================
>
> draft-ietf-dnsop-must-not-sha1
>
> This document is fine as-is, with one minor nit: Appendix C should be
> marked for removal by the RFC Editor, similar to Appendix B.
>

Thank you, done!



> ============================================
>
> draft-ietf-dnsop-must-not-ecc-gost
>
> The goal of this document is fine. Some of the wording could be toned down
> because we don't actually know why the algorithms were deprecated. I heard,
> very informally, that they had a minor but real weaknesses, and their
> replacements had better security proofs. Given our lack of certainty, we
> should deprecate them only because the sponsoring government did.
>
> Section 3 might instead read:
>
> This document potentially increases the security of the DNSSEC ecosystem
> by deprecating algorithms that are no longer recommended for use.
>


Thank you, done.


> Section 4 might instead read:
>
> This document removes support for ECC-GOST. Zone operators currently
> making use of ECC-GOST based algorithms should switch to algorithms that
> remain supported. DNS registries should prohibit their clients to upload
> and publish ECC-GOST based DS records.
>


Done.


> (The reference to RFC 9499 there is confusing, so it can be eliminated.)
>
> Appendix C should be marked for removal by the RFC Editor, similar to
> Appendix B.
>


And also done!


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