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On 4/18/13 3:27 PM, "David Chadwick" <[log in to unmask]> wrote:

>There are at least two solutions to this problem
>
>a) either the IDP sends the group and other attributes that the RP needs
>(maybe it has a local mapping capability that can map from internal
>attributes to externally needed ones, per RP), or
>b) the RP has an attribute mapping capability that allows it to map an
>input set of IDP asserted attributes into a local set of authz
>attributes, or
>c) both are implemented.
>
>Shibboleth implements the former, by sending eudPerson attributes to
>SPs. We have implemented the latter in OpenStack for our cloud solution

Shibboleth implements both, not just the former.

-- Scott