RE: [OpenID] identify RP when it gets OpenID URL

2007-10-17 Thread Manger, James H
The User-Agent field does not have the right semantics. I hope that field could be used, for instance, to notice which Relying Parties are using a particular version of Janrain’s Java library for OpenID. It is probably reasonable for Bloglines, Google etc to identify themselves in the

Re: [OpenID] identify RP when it gets OpenID URL

2007-10-17 Thread James Henstridge
On 17/10/2007, Manger, James H [EMAIL PROTECTED] wrote: Other solutions: OPs can offer different authentication mechanisms based on the openid.return_to or openid.realm parameter in an authentication request. However, the user has less flexibility when they have to relying on OPs. If the

More questions about openid.ax.update_url

2007-10-17 Thread James Henstridge
I have a few more questions about the update_url feature of OpenID attribute exchange that I feel could do with answers in the specification. For the questions, imagine an OpenID RP with the following properties: 1. The RP provides a unified login/signup workflow, so that if a user signs in with

Re: [OpenID] identify RP when it gets OpenID URL

2007-10-17 Thread Johnny Bufu
On 16-Oct-07, at 7:58 PM, Manger, James H wrote: Use case: Alice wants to use different OPs for different RPs, while keeping the same URL (eg http://alice.example.net/). For instance, when logging into a service hosting her backups she wants to use an OP that requires a one-time

Re: More questions about openid.ax.update_url

2007-10-17 Thread Johnny Bufu
Hi James, On 17-Oct-07, at 2:42 AM, James Henstridge wrote: I have a few more questions about the update_url feature of OpenID attribute exchange that I feel could do with answers in the specification. For the questions, imagine an OpenID RP with the following properties: 1. The RP

Re: More questions about openid.ax.update_url

2007-10-17 Thread Johnny Bufu
On 17-Oct-07, at 2:42 AM, James Henstridge wrote: The next question is how much information from the original OpenID authentication request/response can the RP expect to be included in the subsequent update responses. Attribute Exchange is an OpenID extension, so a full/valid/positive

Re: More questions about openid.ax.update_url

2007-10-17 Thread Johnny Bufu
On 17-Oct-07, at 2:42 AM, James Henstridge wrote: The next one is not so much a question as an observation: As an identity URL may change its delegation over time (possibly without the underlying OP's knowledge), it is possible that an RP will receive updates from an OP that is not

RE: [OpenID] identify RP when it gets OpenID URL

2007-10-17 Thread Manger, James H
PAPE may be another approach (to support per-user per-RP login policies). It certainly will not always be “cleaner”. It is not a reason against enabling a discovery-based approach. This PAPE suggestion requires the RP and OP to implement what the user wants. A discovery-based approach only

Re: OpenID 2.0 finalization progress

2007-10-17 Thread Johannes Ernst
My understanding is that we need to get the IPR process finalized, then cross all the t's and dot the i's from the intellectual property perspective for the 2.0 spec(s), and then declare 2.0 to be final. Would be too embarrassing if we declared a spec final and then discovered that it did