Re: [COSE] [IANA #1284212] expert review for draft-ietf-cose-cwt-claims-in-headers (cose)

Carsten Bormann <cabo@tzi.org> Wed, 29 November 2023 10:51 UTC

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From: Carsten Bormann <cabo@tzi.org>
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Date: Wed, 29 Nov 2023 11:51:30 +0100
Cc: Francesca Palombini <francesca.palombini@ericsson.com>, "paul.wouters@aiven.io" <paul.wouters@aiven.io>, "lgl island-resort.com" <lgl@island-resort.com>, "drafts-expert-review-comment@iana.org" <drafts-expert-review-comment@iana.org>, "cose@ietf.org" <cose@ietf.org>
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References: <RT-Ticket-1284212@icann.org> <rt-5.0.3-580051-1697567816-1595.1284212-9-0@icann.org> <rt-5.0.3-580636-1697568304-0.1284212-9-0@icann.org> <AS1PR07MB8616EFA12DB4F47075B7AB5198DDA@AS1PR07MB8616.eurprd07.prod.outlook.com> <MW4PR02MB7428022AEA2B4574410EE7EEB7DDA@MW4PR02MB7428.namprd02.prod.outlook.com> <AS1PR07MB8616E407B141D0C56F7EC65398DCA@AS1PR07MB8616.eurprd07.prod.outlook.com> <F465B3E6-B2CA-4580-B006-5DE7D8E9AABD@tzi.org> <MW4PR02MB7428E1B8942D1D64A825B0EEB7DCA@MW4PR02MB7428.namprd02.prod.outlook.com> <D4A1FC53-8D45-455B-8DF0-F3692F96AE4A@tzi.org> <MW4PR02MB7428A11CC4B4061109E5A07DB7DCA@MW4PR02MB7428.namprd02.prod.outlook.com> <56022A38-8D1A-4C65-A535-E3D45F3C3C7E@tzi.org> <MW4PR02MB7428751A6DC9804B8B15B66BB7DCA@MW4PR02MB7428.namprd02.prod.outlook.com> <641BD038-522A-41C2-B2C2-9E3C118DE915@tzi.org> <MW4PR02MB7428C73DA8A708AB8B860923B7DCA@MW4PR02MB7428.namprd02.prod.outlook.com> <4F61896C-4BAD-436E-AC31-3F50E9B93BF7@island-resort.com> <B7F75895-A2CD-4BDB-BDD9-08AE784690A2@tzi.org> <A5700329-C5E2-41B8-9AA8-9455855A088F@island-resort.com> <B2B317AD-CA0C-4B63-B797-572EF4D64E66@tzi.org> <SJ0PR02MB7439EBC79259647E7BF45789B7ABA@SJ0PR02MB7439.namprd02.prod.outlook.com> <3E122426-7C91-4362-A5BF-C82D4417F482@tzi.org> <SJ0PR02MB7439B995FAE830D1F7509889B7ABA@SJ0PR02MB7439.namprd02.prod.outlook.com> <SJ0PR02MB7439E7A5048CED933797B4F5B7A9A@SJ0PR02MB7439.namprd02.prod.outlook.com> <A4F9D3CB-EE82-4949-9821-6AD74FE42F7C@tzi.org> <SJ0PR02MB74395E7CD76777C39123A56DB7AFA@SJ0PR02MB7439.namprd02.prod.outlook.com> <SJ0PR02MB7439403FD6D8FCDC78D40A82B7B2A@SJ0PR02MB7439.namprd02.prod.outlook.com>
To: Michael Jones <michael_b_jones@hotmail.com>
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Subject: Re: [COSE] [IANA #1284212] expert review for draft-ietf-cose-cwt-claims-in-headers (cose)
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Hi Mike,

the text of -09 is not yet in the repository, so I made a pull request to the state of main in https://github.com/tplooker/draft-ietf-cose-cwt-claims-in-headers:

https://github.com/tplooker/draft-ietf-cose-cwt-claims-in-headers/pull/14

This PR avoids the nebulous term profile introduced in -09.
It also makes the requirement for indicating the intended interpretation a protocol requirement, instead of burying it in the security considerations.
It is explicit that it is the security (integrity protection and authentication) of the *combination* of the CWT Claims header parameter and of the method of conveying the intended interpretation governs the allowable usage of the interpreted information.

Grüße, Carsten


> On 2023-11-14, at 19:09, Michael Jones <michael_b_jones@hotmail.com> wrote:
> 
> Hi Francesca,
> 
> Now that we have an agreed-upon strategy in which the lake-edhoc and draft-ietf-cose-cwt-claims-in-headers header parameters are distinct, can you please reply-all updating your review to approve the registration?  That should put us in good shape for the November 30th Telechat.
> 
> FYI, Hannes replied updating his IoTDir review saying that the spec is ready - which he did in response to the security considerations updates we made together in https://www.ietf.org/archive/id/draft-ietf-cose-cwt-claims-in-headers-09.html.
> 
> Carsten, in response to your feedback, -09 now also says that the profile used defines the semantics for the CWT claims used.
> 
>                                Thanks both,
>                                -- Mike
> 
> -----Original Message-----
> From: COSE <cose-bounces@ietf.org> On Behalf Of Michael Jones
> Sent: Thursday, November 9, 2023 3:54 AM
> To: Carsten Bormann <cabo@tzi.org>
> Cc: Francesca Palombini <francesca.palombini@ericsson.com>; paul.wouters@aiven.io; lgl island-resort.com <lgl@island-resort.com>; drafts-expert-review-comment@iana.org; cose@ietf.org
> Subject: Re: [COSE] [IANA #1284212] expert review for draft-ietf-cose-cwt-claims-in-headers (cose)
> 
> I created https://github.com/tplooker/draft-ietf-cose-cwt-claims-in-headers/pull/13 to describe the non-CBOR payload use case in response to Hannes' IotDir review.  It also says that profiles define the semantics of the claims used, in response to further feedback from Carsten.
> 
> Reviews requested!
> 
>                                -- Mike
> 
> -----Original Message-----
> From: Carsten Bormann <cabo@tzi.org>
> Sent: Wednesday, November 8, 2023 11:46 AM
> To: Michael Jones <michael_b_jones@hotmail.com>
> Cc: Francesca Palombini <francesca.palombini@ericsson.com>; paul.wouters@aiven.io; lgl island-resort.com <lgl@island-resort.com>; drafts-expert-review-comment@iana.org; cose@ietf.org
> Subject: Re: [COSE] [IANA #1284212] expert review for draft-ietf-cose-cwt-claims-in-headers (cose)
> 
> Hi Mike,
> 
> I was planning to send you (a PR with) some clarifying editorial changes first.
> The week is quite full...
> 
> Grüße, Carsten
> 
> 
>> On Nov 8, 2023, at 00:29, Michael Jones <michael_b_jones@hotmail.com> wrote:
>> 
>> As designated experts, can you please reply-all saying that you approve of the registration proposed in https://www.ietf.org/archive/id/draft-ietf-cose-cwt-claims-in-headers-08.html
> 
> 
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