Re: [OAUTH-WG] Rechartering

2011-10-29 Thread John Bradley
Some may argue that MAC tokens are not necessarily more secure:) Eran's solution may well be sufficient for MAC (i still think downs scoping is necessary if symmetric keys are used), however there are people using BEARER who encode information into signed tokens. Those people also use the im

Re: [OAUTH-WG] Rechartering

2011-10-29 Thread William Mills
There's a problem here, which I think Eran's proposal of differentiating with scopes solves that should be made explicit, to whit, how does the client know which token to use in a specific context.  We have two options:  one is to specify different scopes, and the other is to use different token

Re: [OAUTH-WG] draft-ietf-oauth-v2-bearer-12: ABNF nits

2011-10-29 Thread Julian Reschke
On 2011-10-28 10:59, Julian Reschke wrote: On 2011-10-28 01:30, Manger, James H wrote: ... Perhaps a better approach is to: defined,,, and values as; add text saying senders MUST NOT use quoted-string's escape mechanism (so " and \ cannot appear in the values), though receivers MAY use a standar

Re: [OAUTH-WG] Rechartering

2011-10-29 Thread Dick Hardt
What if the access tokens come from different authoritative servers? On Oct 26, 2011, at 9:15 AM, Eran Hammer-Lahav wrote: > Why not just ask for one access token with all the scopes you need, then > refresh it by asking for the different subsets you want. > > EHL > >> -Original Message---