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Re: [Curdle] [Gen-art] Genart last call review of draft-ietf-curdle-rsa-sha2-10

Alissa Cooper <alissa@cooperw.in> Tue, 10 October 2017 14:33 UTC

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From: Alissa Cooper <alissa@cooperw.in>
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Date: Tue, 10 Oct 2017 10:33:28 -0400
Cc: gen-art <gen-art@ietf.org>, curdle@ietf.org, draft-ietf-curdle-rsa-sha2.all@ietf.org
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To: Russ Housley <housley@vigilsec.com>
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Subject: Re: [Curdle] [Gen-art] Genart last call review of draft-ietf-curdle-rsa-sha2-10
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Russ, thanks for your review. I have entered a No Objection ballot that links to your review since it looks like your first two comments have not quite been resolved yet.

Alissa

> On Sep 1, 2017, at 9:55 AM, Russ Housley <housley@vigilsec.com> wrote:
> 
> Reviewer: Russ Housley
> Review result: Almost Ready
> 
> I am the assigned Gen-ART reviewer for this draft. The General Area
> Review Team (Gen-ART) reviews all IETF documents being processed
> by the IESG for the IETF Chair. Please wait for direction from your
> document shepherd or AD before posting a new version of the draft.
> 
> For more information, please see the FAQ at
> <http://wiki.tools.ietf.org/area/gen/trac/wiki/GenArtfaq>.
> 
> Document: draft-ietf-curdle-rsa-sha2-10
> Reviewer: Russ Housley
> Review Date: 2017-09-01
> IETF LC End Date: 2017-09-11
> IESG Telechat date: unknown
> 
> Summary: Almost Ready
> 
> Major Concerns: None
> 
> 
> Minor Concerns:
> 
> I think that a better title for this document would be:
> 
>   Use of RSA Keys with SHA-256 and SHA-512 in Secure Shell (SSH)
> 
> These are two of the hash function in the SHA2 family, and there is no
> ambiguity about them being part of the SHA3 family.  Similarly, I think
> that the Abstract and Section 1 should explicitly names these two hash
> functions.  The current wording seems to include SHA-224 and SHA-384,
> and that is not the intent of the author.
> 
> In Section 3, I suggest:
>   s/using SHA-2 [SHS] as hash./using SHA-256 or SHA-512 [SHS] as hash./
>   s/the hash used is SHA-2 256./the hash used is SHA-256./
>   s/the hash used is SHA-2 512./the hash used is SHA-512./
> 
> Note:  I did not propose changing the strings in case people have already
> implemented against this specification.  If no one has implemented yet,
> then I would change those too.
> 
> 
> Section 5.1 should be expanded to say that following the NIST advice on
> key sizes and SHA-1 outside the US Government is prudent.
> 
> 
> Nits: None
> 
> 
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