Re: Re[2]: Identifier portability: the fundamental issue

2006-10-17 Thread Kevin Turner
On Tue, 2006-10-17 at 13:29 +1000, Chris Drake wrote: > Now - how comfortable are you with > the idea of letting 1.5 billion Chinese people use OpenID Ideally we'd have the input of the SocialBrain Foundation on that. Those are the folks who put together OpenID.cn. Has anyone on this list talked

Re: Identifier portability: the fundamental issue

2006-10-17 Thread Hans Granqvist
Drummond Reed wrote: > I think you may have me mistaken for somebody else on the list (. . .) Double-blind anonymity in action? ;) -Hans ___ specs mailing list specs@openid.net http://openid.net/mailman/listinfo/specs

Re: Identifier portability: the fundamental issue

2006-10-17 Thread Dick Hardt
On 16-Oct-06, at 12:24 PM, Martin Atkins wrote: > Chris Drake wrote: >> >> There seem to be a lot of people on this list who want to hate and >> loathe the IdP, and grant all power to the RP. I do not understand >> this reasoning: our users will select the IdP they trust and like, >> then they

Re[4]: Identifier portability: the fundamental issue

2006-10-17 Thread Chris Drake
Hi Drummond, Yikes! - sorry about the misquote - very clumsy of me. Kind Regards, Chris Drake ___ specs mailing list specs@openid.net http://openid.net/mailman/listinfo/specs

RE: Re[2]: Identifier portability: the fundamental issue

2006-10-16 Thread Drummond Reed
quot;omnidirectional" identifier. So OpenID should accommodate both. =Drummond -Original Message- From: Chris Drake [mailto:[EMAIL PROTECTED] Sent: Monday, October 16, 2006 8:29 PM To: Drummond Reed Cc: 'Martin Atkins'; specs@openid.net Subject: Re[2]: Identifier por

Re[2]: Identifier portability: the fundamental issue

2006-10-16 Thread Chris Drake
ssage- DR> From: [EMAIL PROTECTED] DR> [mailto:[EMAIL PROTECTED] On Behalf DR> Of Martin Atkins DR> Sent: Monday, October 16, 2006 12:25 PM DR> To: specs@openid.net DR> Subject: Re: Identifier portability: the fundamental issue DR> Chris Drake wrote: >> >> There

RE: Identifier portability: the fundamental issue

2006-10-16 Thread Drummond Reed
Re: Identifier portability: the fundamental issue Chris Drake wrote: > > There seem to be a lot of people on this list who want to hate and > loathe the IdP, and grant all power to the RP. I do not understand > this reasoning: our users will select the IdP they trust and like, > then the

Re: Identifier portability: the fundamental issue

2006-10-16 Thread Marius Scurtescu
On 16-Oct-06, at 2:01 PM, Josh Hoyt wrote: > On 10/16/06, Marius Scurtescu <[EMAIL PROTECTED]> wrote: >> In this case you are better off opening a separate account with this >> or some other IdP. The current delegation model will not protect you >> at all. The delegate tag is in a publicly accessi

Re: Identifier portability: the fundamental issue

2006-10-16 Thread Josh Hoyt
On 10/16/06, Marius Scurtescu <[EMAIL PROTECTED]> wrote: > In this case you are better off opening a separate account with this > or some other IdP. The current delegation model will not protect you > at all. The delegate tag is in a publicly accessible Yadis document. > > I agree that anonymity is

Re: Identifier portability: the fundamental issue

2006-10-16 Thread Marius Scurtescu
On 16-Oct-06, at 12:24 PM, Martin Atkins wrote: > Chris Drake wrote: >> >> There seem to be a lot of people on this list who want to hate and >> loathe the IdP, and grant all power to the RP. I do not understand >> this reasoning: our users will select the IdP they trust and like, >> then they w

Re: Identifier portability: the fundamental issue

2006-10-16 Thread Martin Atkins
Chris Drake wrote: > > There seem to be a lot of people on this list who want to hate and > loathe the IdP, and grant all power to the RP. I do not understand > this reasoning: our users will select the IdP they trust and like, > then they will be using a multitude of possibly hostile RPs > ther

Re: Identifier portability: the fundamental issue

2006-10-16 Thread Hans Granqvist
Chris Drake wrote: > There seem to be a lot of people on this list who want to hate and > loathe the IdP, and grant all power to the RP. I do not understand > this reasoning: our users will select the IdP they trust and like, > then they will be using a multitude of possibly hostile RPs > thereaf

Re: Re[2]: Identifier portability: the fundamental issue

2006-10-15 Thread Josh Hoyt
On 10/14/06, Chris Drake <[EMAIL PROTECTED]> wrote: > JH> Where is power being granted to the RP? It has pretty much none. > JH> It *does* have responsibility, but only as much as is necessary to > JH> make the protocol work. > > If RPs are allowed to build up linked portfolios of everyones > ident

Re: Identifier portability: the fundamental issue

2006-10-14 Thread Dick Hardt
On 13-Oct-06, at 12:59 PM, Drummond Reed wrote: > Yesterday we established consensus that with OpenID, identifier > portability > is sacred. > > Today I'd like to establish consensus on the following "postulate": > > "To achieve identifier portability in OpenID, it MUST be possible > for the

Re: Re[2]: Identifier portability: the fundamental issue

2006-10-14 Thread Dick Hardt
On 14-Oct-06, at 7:28 AM, Chris Drake wrote: > JH> Where is power being granted to the RP? It has pretty much none. > JH> It *does* have responsibility, but only as much as is necessary to > JH> make the protocol work. > > If RPs are allowed to build up linked portfolios of everyones > identifiers,

RE: Identifier portability: the fundamental issue

2006-10-14 Thread Drummond Reed
specs@openid.net Subject: Re: Identifier portability: the fundamental issue Hi Drummond, DR> CASE 1: the protocol supports only IdP-specific identifiers and no portable DR> identifiers. DR> RESULT: IdPs can achieve identifier lockin. Not acceptable. End of Case 1. Please explain? If I've go

Re[2]: Identifier portability: the fundamental issue

2006-10-14 Thread Chris Drake
Hi Josh, >> I do not believe the RP needs to know the IdP-specific identifier ever >> (worse: I think it should never be allowed to know it, or even be >> allowed to see it!). JH> Why not? PRIVACY. Page back and read trough my posts to this list for the intricate details. JH> Where is power b

Re: Identifier portability: the fundamental issue

2006-10-14 Thread Martin Atkins
Brad Fitzpatrick wrote: > > Counter-argument: but OpenID 1.1 does have two parameters: one's just in > the return_to URL and managed by the client library, arguably in its own > ugly namespace (not IdP/RP managed, not "openid.", but something else... > the Perl library uses "oic." or something).

Re: Identifier portability: the fundamental issue

2006-10-14 Thread Josh Hoyt
On 10/13/06, Chris Drake <[EMAIL PROTECTED]> wrote: > DR> CASE 1: the protocol supports only IdP-specific identifiers and no > portable > DR> identifiers. > > DR> RESULT: IdPs can achieve identifier lockin. Not acceptable. End of Case 1. > > Please explain? If I've got an OpenID URL (eg: my vanit

Re: Identifier portability: the fundamental issue

2006-10-14 Thread Josh Hoyt
On 10/13/06, Drummond Reed <[EMAIL PROTECTED]> wrote: > >So whether it's in the spec formally or not, I don't really care. But the > >spec MUST contain details on the precautions a RP should take. > > Yup.(Got that, editors?) http://openid.net/specs/openid-authentication-2_0-10.html#anchor38 Jos

Re: Identifier portability: the fundamental issue

2006-10-13 Thread Chris Drake
Hi Drummond, DR> CASE 1: the protocol supports only IdP-specific identifiers and no portable DR> identifiers. DR> RESULT: IdPs can achieve identifier lockin. Not acceptable. End of Case 1. Please explain? If I've got an OpenID URL (eg: my vanity domain), I can "transfer" this via DNS (or just u

RE: Identifier portability: the fundamental issue

2006-10-13 Thread Drummond Reed
> > Drummond wrote: >> > >> > "To achieve identifier portability in OpenID, it MUST be >> > possible for the RP and the IdP to identify the user using >> > two different identifiers: an identifier by which the RP >> > knows the user (the portable identifier), and an identifier >> > by which the IdP

RE: Identifier portability: the fundamental issue

2006-10-13 Thread Hallam-Baker, Phillip
Title: RE: Identifier portability: the fundamental issue We must have different understandings of the term sacred then. My understanding of the term is that it refers to a tenet of faith which might cause offense if contradicted. Sent from my GoodLink Wireless Handheld (www.good.com

Re: Identifier portability: the fundamental issue

2006-10-13 Thread Marius Scurtescu
On 13-Oct-06, at 12:59 PM, Drummond Reed wrote: > Yesterday we established consensus that with OpenID, identifier > portability > is sacred. > > Today I'd like to establish consensus on the following "postulate": > > "To achieve identifier portability in OpenID, it MUST be possible > for the

RE: Identifier portability: the fundamental issue

2006-10-13 Thread Brad Fitzpatrick
On Fri, 13 Oct 2006, Granqvist, Hans wrote: > > "To achieve identifier portability in OpenID, it MUST be > > possible for the RP and the IdP to identify the user using > > two different identifiers: an identifier by which the RP > > knows the user (the portable identifier), and an identifier > > b

RE: Identifier portability: the fundamental issue

2006-10-13 Thread Granqvist, Hans
> "To achieve identifier portability in OpenID, it MUST be > possible for the RP and the IdP to identify the user using > two different identifiers: an identifier by which the RP > knows the user (the portable identifier), and an identifier > by which the IdP knows the user (the IdP-specific id

Re: Identifier portability: the fundamental issue

2006-10-13 Thread Johannes Ernst
On Oct 13, 2006, at 12:59, Drummond Reed wrote: 1) If the RP sends the IdP-specific identifier, the RP must keep state to maintain mapping to the portable identifier (bad), and I agree, but I'm not sure that this is a big issue. Won't a simple cookie be sufficient? Johannes Ernst NetMesh

Re: Identifier portability: the fundamental issue

2006-10-13 Thread Johannes Ernst
On Oct 13, 2006, at 12:59, Drummond Reed wrote: Yesterday we established consensus that with OpenID, identifier portability is sacred. Could somebody please post a succinct definition of "identifier portability" somewhere. If we have a new religion, we might as well agree what it is ;-)

Identifier portability: the fundamental issue

2006-10-13 Thread Drummond Reed
Yesterday we established consensus that with OpenID, identifier portability is sacred. Today I'd like to establish consensus on the following "postulate": "To achieve identifier portability in OpenID, it MUST be possible for the RP and the IdP to identify the user using two different identifiers: