Re: [OAUTH-WG] Dynamic Scopes

2018-06-23 Thread Torsten Lodderstedt
> Am 22.06.2018 um 23:08 schrieb George Fletcher : > > I would think that the scope issued to the refresh_token could represent the > category or class of authorizations the refresh_token should be able to > perform. For example, the kind of transactions that can be bound to access > tokens.

Re: [OAUTH-WG] Dynamic Scopes

2018-06-23 Thread n-sakimura
Torsten, For the digital signature case, I feel a bit uneasy to sign the hash that was sent by the client. The signing mechanism, a bank in this case, should display what is being signed to the user before the user makes a signature. The staging strategy works here as well. The client sends the

Re: [OAUTH-WG] Dynamic Scopes

2018-06-23 Thread Torsten Lodderstedt
Hi Nat, I thought the same when we started this endeavor. What I learned is this has privacy/confidentiality implications since the AS learns the content of the document. For example, sending the document to a staging API also requires a consent of the user (given prior to the data transfer!)

Re: [OAUTH-WG] Dynamic Scopes

2018-06-23 Thread George Fletcher
Thanks Torsten. I think I have a solution :) Just to make sure I have the flow correct... Assumption: Using a mobile client 1. User (using their mobile client) attempts to sign a document with the insurance company 2. Insurance company redirects the user to their Bank asking for identity proo