Re: [sacm] [Suit] [Teep] Unique Identifier of TA_ID in TA_LIST for TEEP_QueryResponse

Michael Richardson <mcr+ietf@sandelman.ca> Tue, 12 May 2020 10:49 UTC

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From: Michael Richardson <mcr+ietf@sandelman.ca>
To: teep <teep@ietf.org>, "suit@ietf.org" <suit@ietf.org>
CC: sacm@ietf.org, Henk Birkholz <henk.birkholz@sit.fraunhofer.de>
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Date: Tue, 12 May 2020 06:49:15 -0400
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Subject: Re: [sacm] [Suit] [Teep] Unique Identifier of TA_ID in TA_LIST for TEEP_QueryResponse
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Hannes Tschofenig <Hannes.Tschofenig@arm.com> wrote:
    > For me, the question is what information should the device report when
    > it is asked what software it runs. Brendan suggested to use the
    > Component ID and we would make recommendations regarding the
    > construction and the uniqueness we would like to have. For example, we
    > could say that the component id for a TA should be a UUID and the same
    > TA binary would have the same UUID. Note that this component ID could
    > subsequently also be used as a filename but we could also keep it
    > separate.

    > What do you think?

That seems correct to me.
It seems to wander into some SUIT/TEEP/CoSWID considerations.

--
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -= IPv6 IoT consulting =-