Per-Entity Metadata Working Group

[Tom Scavo <>]

On Wed, Sep 7, 2016 at 9:39 AM, Steven Carmody 
<>
 wrote:
>
> the TAC received this interim report, discussed it, and accepted it. I'm
> sending a note to Kevin, reporting this action, and I will CC IC-Steering on
> that email.
>
> I understand IC OPS will immediately proceed with implementing this
> recommendation.

Yes, I hope to have more information about this later this week or
early next week.

> Thanks very much to this group for developing this interim recommendation,
> and helping to move it forward so quickly.

Ditto.

Tom

> On 9/7/16 9:02 AM, Scott Koranda wrote:
>>
>> Hi,
>>
>> Below is the simple interim report that went out last week to TAC to
>> communicate quickly the group's finding that Ops move ahead now with an
>> IdP-only aggregate (contains metadata only for IdPs).
>>
>> It was accepted by the TAC Chair Steven Carmody but I have not heard if
>> TAC discussed it in any detail or if it went upstream to InCommon
>> Steering.
>>
>> Just FYI.
>>
>> Thanks,
>>
>> Scott K
>>
>> ---------------------------------------------------------
>>
>>
>> Dear members of the InCommon Technical Advisory Committee (TAC):
>>
>> The InCommon Per-entity Metadata Working Group wishes to
>> submit an interim finding in order to facilitate a rapid and
>> timely response from InCommon Operations. This interim finding
>> is in addition to but does not supplant the final report the
>> working group is to deliver.
>>
>> The working group finds and recommends that InCommon
>> Operations proceed immediately with the design, creation, and
>> delivery of a new InCommon metadata aggregate that contains
>> only the metadata for identity providers (IdPs). This new
>> aggregate is intended to be consumed by service providers (SP)
>> that need to consume InCommon metadata but that will be
>> unlikely or unable to immediately transition to a per-entity
>> metadata service when offered by InCommon.  The new IdP-only
>> aggregate will help relieve issues some SPs face as the size
>> of the existing InCommon metadata aggregates continues to
>> grow.
>>
>> The working group also finds that there should be a single
>> IdP-only aggregate rather than following the model that the
>> full aggregate provides of having the triplet of preview,
>> main, and fallback versions of the aggregate. This finding
>> balances the effort necessary from InCommon Operations to
>> produce and support a new aggregate against the benefits
>> provided by the new aggregate. A single new IdP-only aggregate
>> without preview and fallback versions solves important issues
>> for some SPs but does not cost as much to operate.
>>
>> In preparing this interim finding the working group has been
>> in direct contact with InCommon Operations through Tom Scavo
>> and Nick Roy, who are part of the working group. The working
>> group understands that InCommon Operations supports this
>> finding.
>>
>> Please let us know if there are any questions about this
>> finding that the working group can help answer.
>>
>> Sincerely,
>>
>> Scott Koranda
>> David Walker
>>
>> for the InCommon Per-Entity Metadata Working Group
>>
>