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Re: [COSE] draft-prorock-cose-post-quantum-signatures [Was: Re: Call for COSE Agenda Items for IETF 113 in Vienna]

Mike Jones <Michael.Jones@microsoft.com> Sun, 20 March 2022 06:49 UTC

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From: Mike Jones <Michael.Jones@microsoft.com>
To: Michael Richardson <mcr+ietf@sandelman.ca>, "cose@ietf.org" <cose@ietf.org>
Thread-Topic: [COSE] draft-prorock-cose-post-quantum-signatures [Was: Re: Call for COSE Agenda Items for IETF 113 in Vienna]
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Archived-At: <https://mailarchive.ietf.org/arch/msg/cose/kDYxx0v2lNsn_JQNwBIjVTEiIfE>
Subject: Re: [COSE] draft-prorock-cose-post-quantum-signatures [Was: Re: Call for COSE Agenda Items for IETF 113 in Vienna]
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Note that short string algorithm identifiers can be assigned for "the alg strings that represent a set of parameters that are intended to be used together", just as integers can be assigned for these for COSE.

				-- Mike

-----Original Message-----
From: COSE <cose-bounces@ietf.org> On Behalf Of Michael Richardson
Sent: Tuesday, March 15, 2022 1:02 PM
To: cose@ietf.org
Subject: Re: [COSE] draft-prorock-cose-post-quantum-signatures [Was: Re: Call for COSE Agenda Items for IETF 113 in Vienna]


Mike Prorock <mprorock@mesur.io> wrote:
    > alg: SP-SHAKE256-[n]-[w]-[h]-[d]-[k]-[t]  // SPHINCS+, shake256, parameter

Just remember that while such a string might be super annoying in JSON, in CBOR, it's gonna be an IANA assigned small integer.

(Not commenting for/against such a thing, but just to remind people)

--
Michael Richardson <mcr+IETF@sandelman.ca>   . o O ( IPv6 IøT consulting )
           Sandelman Software Works Inc, Ottawa and Worldwide

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