[OAUTH-WG] Re: New draft: OAuth Profile for Open Public Clients

2024-05-17 Thread Kai Lehmann
What an awesome coincidence. We at GMX and WEB.DE are currently working on OAuth support for our mail servers as well and already see the issue in getting the clients to properly configure and connect with mail servers via OAuth. We will definitely look into the proposal and are happy to give

Re: [OAUTH-WG] [External Sender] Re: Transaction Tokens issuance in the absence of incoming token

2024-05-06 Thread Kai Lehmann
. My suggestion to make signing of the subject_token optional still stands :-) Kai From: George Fletcher Date: Friday, 3. May 2024 at 18:15 To: Kai Lehmann Cc: Kai Lehmann , oauth Subject: Re: [OAUTH-WG] [External Sender] Re: Transaction Tokens issuance in the absence of incoming token Hi Kai

Re: [OAUTH-WG] [External Sender] Re: Transaction Tokens issuance in the absence of incoming token

2024-04-23 Thread Kai Lehmann
token has definitely some benefits as the format/content can be specified, but I don’t see how signing the JWT would make the trust by the TTS towards the client unnecessary. Best regards, Kai From: OAuth on behalf of George Fletcher Date: Monday, 22. April 2024 at 17:50 To: Kai Lehmann Cc

Re: [OAUTH-WG] [External Sender] Re: Transaction Tokens issuance in the absence of incoming token

2024-04-16 Thread Kai Lehmann
processes). As this discussion is more or less already concluded, I hope that the spec can at least allow alternatives. BR, Kai From: George Fletcher Date: Friday, 12. April 2024 at 19:53 To: Atul Tulshibagwale Cc: Brian Campbell , Kai Lehmann , Dmitry Telegin , oauth Subject: Re: [External

Re: [OAUTH-WG] Transaction Tokens issuance in the absence of incoming token

2024-04-05 Thread Kai Lehmann
Hi, that is my thought as well. It does not necessarily be a Token Exchange profile, but the Token endpoint makes sense as Tokens are issued. Defining a specific Token grant with the necessary input parameters would fit nicely. Best regards, Kai From: OAuth on behalf of Dmitry Telegin

Re: [OAUTH-WG] Evaluation of Scope Management in Refresh Token Behavior

2024-02-21 Thread Kai Lehmann
Hi Sachin, you can find this information in section 6: https://www.rfc-editor.org/rfc/rfc6749#section-6 “If a new refresh token is issued, the refresh token scope MUST be identical to that of the refresh token included by the client in the request.” Best regards, Kai From: OAuth on

Re: [OAUTH-WG] OAuth browser based apps with first-party same-domain apps

2024-02-19 Thread Kai Lehmann
. February 2024 at 01:13 To: OAuth WG , Kai Lehmann Subject: Re: [OAUTH-WG] OAuth browser based apps with first-party same-domain apps Hi Kai, This sounds similar to an approach described in this draft, although never actually implemented as far as I know: https://www.ietf.org/archive/id/draft

Re: [OAUTH-WG] OAuth browser based apps with first-party same-domain apps

2023-11-06 Thread Kai Lehmann
From: Kai Lehmann Date: Monday, 6. November 2023 at 07:48 To: "oauth@ietf.org" Subject: OAuth browser based apps with first-party same-domain apps Hi, I’ve been reading through the recent update of the draft for using OAuth in browser based apps and highly appreciate the exce

[OAUTH-WG] sub_id in draft for Transaction tokens

2023-10-26 Thread Kai Lehmann
Hi all, I very much like the draft. We have a similar token mechanism implemented for our service infrastructure. I am not quite sure about the reasoning behind using “sub_id” for the subject identifier instead of using “sub” as used across OAuth technology. The referenced draft for

Re: [OAUTH-WG] RFC 9396 - RAR doubt about examples

2023-06-12 Thread Kai Lehmann
From: "Oliva Fernandez, Jorge" Date: Monday, 12. June 2023 at 11:21 To: Kai Lehmann , "Oliva Fernandez, Jorge" , "oauth@ietf.org" Subject: Re: Re: [OAUTH-WG] RFC 9396 - RAR doubt about examples Hi Kai, and thanks for your response, The thing is that in section 9

Re: [OAUTH-WG] RFC 9396 - RAR doubt about examples

2023-06-12 Thread Kai Lehmann
Hi Oliva, I don’t see inconsistencies. As far as I understand it, the debtorAccount is information about the authenticated user account. This is information which the RS may need in order to know where the money needs to be transferred FROM. This is nothing which the End-User can change as the

Re: [OAUTH-WG] A proposal for a new Internet Draft

2023-04-03 Thread Kai Lehmann
or OpenFGA). RAR (https://www.ietf.org/archive/id/draft-ietf-oauth-rar-18.html) looks promising here. Kai Lehmann 1&1 Mail & Media Development & Technology GmbH From: OAuth on behalf of Warren Parad Date: Monday, 3. April 2023 at 00:00 To: Clinton Bunch Cc: "oauth@ietf.org"

Re: [OAUTH-WG] Privacy considerations regarding RAR and authorization_details in AT JWT

2023-01-13 Thread Kai Lehmann
sensitive information, and are discussing wether we should encrypt the jwt, or only encrypt the authorization_details structure using JWE. S tor. 12. jan. 2023 kl. 16:44 skrev Kai Lehmann mailto:401und1...@dmarc.ietf.org>>: Hi Justin (and Brian), (I somehow only received the reply from Brian

Re: [OAUTH-WG] [SENDER VERFICATION FAILED] Re: Privacy considerations regarding RAR and authorization_details in AT JWT

2023-01-12 Thread Kai Lehmann
referencing in the RAR spec. Thanks, Kai From: Brian Campbell Date: Wednesday, 21. December 2022 at 16:08 To: Justin Richer Cc: Kai Lehmann , "oauth@ietf.org" Subject: [SENDER VERFICATION FAILED] Re: [OAUTH-WG] Privacy considerations regarding RAR and authorization_details in AT JWT I'l

[OAUTH-WG] Privacy considerations regarding RAR and authorization_details in AT JWT

2022-12-19 Thread Kai Lehmann
Hi, In the privacy considerations section of the RAR specification (https://www.ietf.org/archive/id/draft-ietf-oauth-rar-21.html#name-privacy-considerationsit) it is stated: “The AS needs to take into consideration the privacy implications when sharing authorization_details with the client or

Re: [OAUTH-WG] Tuesday side meeting agenda

2022-11-15 Thread Kai Lehmann
Hi Rifaat, the ones regarding the Fine Grained Authorization discussion. Regards, Kai From: Rifaat Shekh-Yusef Date: Tuesday, 15. November 2022 at 20:45 To: Kai Lehmann Cc: oauth Subject: Re: [OAUTH-WG] Tuesday side meeting agenda Hi Kai, Unfortunately, we did not take notes

Re: [OAUTH-WG] Tuesday side meeting agenda

2022-11-15 Thread Kai Lehmann
Hi Rifaat, are the slides/meeting notes available for the side meetings somewhere? There have been some slides shown and discussed during the side-meeting on Thursday and I would like to revisit them. If there are slides/notes available, it might be a good idea to reference them here: