Benjamin Kaduk <[email protected]> wrote:
    >> > The requirement "the client MUST be able to determine whether an AS has
    >> > the authority to issue access tokens for a certain RS. This can for
    >> > example be done through pre-configured lists, or through an online
    >> > lookup mechanism that in turn also must be secured." indicates that C
    >> > is required to have another mechanism to determine the AS for a
    >> > specific RS and that the unauthorized AS address is completely
    >> > redundant.
    >>
    >> This is a hard problem.
    >> Q: "Who are you?"
    >> A: "Depends upon who is asking! Who are you?"
    >> A: "Depends upon who is asking! Who are you?"
    >> ...
    >>
    >> The DNS-SD WG produced rfc8882, but as I understand it,
    >> https://datatracker.ietf.org/doc/html/draft-ietf-dnssd-privacy-05
    >> was abandonned because the WG did not see implementation/energy.
    >> I can't seem to find the thread discussing that state.

    > Interestingly, the corresponding requirements document was just published
    > recently as RFC 8882.

    > "A problem with no solution is a hard problem"...

I thought Christian Huitema's solution, which I think is three or four years
old, was reasonable.  The WG just couldn't get reviews or people interested
in implementing.  Maybe ACE cares enough now.

--
Michael Richardson <[email protected]>   . o O ( IPv6 IøT consulting )
           Sandelman Software Works Inc, Ottawa and Worldwide

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