InCommon Technical Discussions

[Tom Scavo <>]

On Wed, Jun 7, 2017 at 9:11 PM, Keith Hazelton 
<>
 wrote:
> One more reason identity federations should seriously campaign for IdPs to 
> begin populating eduPersonUniqueId. It has all the right properties that 
> SPs look for in an identifier.

But it lacks one property (i.e., pairwise) that a significant number
of global IdPs require.

> The challenge is to get a critical mass of adopters, to get past the 
> flatish part of the sigmoid curve of adoption.

My guess is that's doable, at least in the InCommon federation.

> This is an inter-federation issue that no single federation can ‘solve’.

I think that's overly ambitious. I think many global IdPs would resist
such an effort.

Tom

> _______________________
> On 2017-06-07, 19:55, 
> "
>  on behalf of Basney, Jim" 
> <
>  on behalf of 
> >
>  wrote:
>
>     On 6/7/17, 4:52 PM, Wessel, Keith wrote:
>     > why are the EPTID values changing?
>
>     I don't know. If someone from InCommon wants to follow-up with the IdP 
> operators to find out, I'd be happy to provide details off-list. It'd be 
> even better if the IdP operators in question want to reply on the list.
>
>     > You were actualy the one who reported the error to me.
>
>     Yes, exactly my point. No SPs other than CILogon seem to care about 
> ePTID, so why should the IdP operators bother to get it right? Things are 
> working for the SPs that matter to them. CILogon is an outlier.
>
>     Are there any other SP operators on the list who are detecting these 
> ePTID changes?
>
>     -Jim
>
>
>
>
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