[OAUTH-WG] Re: [oauth-ext-review] [IANA #1372074] expert review for draft-ietf-oauth-resource-metadata (OAuth Authorization Server Metadata)

2024-08-19 Thread Nat Sakimura
Hello. This looks good to me. Best regards, Nat Sakimura On Wed, 14 Aug 2024 at 06:28, David Dong via RT < drafts-expert-review-comm...@iana.org> wrote: > Dear Nat Sakimura, John Bradley, Dick Hardt (cc: oauth WG), > > As the designated experts for the OAuth Authorization

[OAUTH-WG] Re: We cannot trust Issuers

2024-07-23 Thread Nat Sakimura
h the model without holder, it still lists 8 varieties of unlinkability. We will have many more in the issuer-holder-verifier model. We should be aware that there is an operator behind the holder, which can turn hostile. Best, Nat Sakimura 2024年7月23日(火) 13:35 Wayne Chang : > Yep, TEEs definit

Re: [OAUTH-WG] Call for adoption - JWT and CWT Status List

2023-10-02 Thread Nat Sakimura
+1 Nat Sakimura On 2 Oct 2023, 22:11 +0100, Brian Campbell , wrote: > I support adoption. > > I do think the document would be more appropriately scoped with more focus on > the status list itself and less so on the JWT/CWT signed representations > thereof. As such, I'd s

Re: [OAUTH-WG] Call for adoption - SD-JWT-based Verifiable Credentials

2023-08-14 Thread Nat Sakimura
Congratulations! On Aug 11, 2023 22:19 +0900, Oliver Terbu , wrote: > Thank you very much! We greatly appreciate your insightful feedback and > continuous support. As we move forward, we are fully committed to diligently > refining the document to meet the rigorous technical standards upheld by t

Re: [OAUTH-WG] [IANA #1270370] Request to register OAuth Authorization Server Metadata: dpop_signing_alg_values_supported

2023-04-10 Thread Nat Sakimura
I approve, too. 2023年4月6日(木) 3:34 Mike Jones : > I also approve this request. > > > > -- Mike > > > > *From:* John Bradley > *Sent:* Wednesday, April 5, 2023 11:13 AM > *To:* dick.ha...@gmail.com > *Cc:* drafts-expert-review-comm...

Re: [OAUTH-WG] OAuth 2.0 Proof-of-Possession (PoP) Security Architecture

2023-03-28 Thread Nat Sakimura
Sorry, "oauth" apparently expanded to oauth list. My sincere apologies. > ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] OAuth 2.0 Proof-of-Possession (PoP) Security Architecture

2023-03-28 Thread Nat Sakimura
-ietf-oauth-security-topics-22#name-misuse-of-stolen-access-tok > > Do you think there is anything missing? > > best regards, > Torsten. > Am 27. März 2023, 13:48 +0900 schrieb Nat Sakimura : > > Hi Rifaat, > > Here is my slides on the OAuth 2.0 Proof-of-Possession (P

[OAUTH-WG] OAuth 2.0 Proof-of-Possession (PoP) Security Architecture

2023-02-10 Thread Nat Sakimura
good information worth making referencable. Has it been an explicit decision to abandon the document, or is it just the result of the priority of the editors and this WG shifted away? Is there an appetite to progress it? Best, -- Nat Sakimura ___ OAuth

Re: [OAUTH-WG] Call for adoption - SD-JWT

2022-08-07 Thread Nat Sakimura
_ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura (=nat) Chairman, OpenID Foundation http://nat.sakimura.org/ @_nat_en ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] WGLC for DPoP Document

2022-04-07 Thread Nat Sakimura
dd. I might come up with some additional ones by the deadline, but for now, the above is what I have. Cheers, Nat Sakimura On Mon, Mar 28, 2022 at 9:01 PM Rifaat Shekh-Yusef wrote: > All, > > As discussed during the IETF meeting in *Vienna* last week, this is a *WG > Last Call *

Re: [OAUTH-WG] OAuth 2.0 Pushed Authorization Requests: IPR Confirmation

2021-03-26 Thread Nat Sakimura
Hi. Sorry for a late reply. I am not aware of any IPR related to this draft either. Best, Nat Sakimura 2021年3月25日(木) 6:00 Dave Tonge : > Hi Hannes > > I'm not aware of any IPR related to this draft > > Thanks > > Dave > > On Wed, 24 Mar 2021 at 21:46, To

Re: [OAUTH-WG] Murray Kucherawy's No Objection on draft-ietf-oauth-jwsreq-26: (with COMMENT)

2020-08-13 Thread Nat Sakimura
g > values to the "OAuth Parameters" registry established ..." but they all are > actually modifying different sub-registries. I suggest naming the > sub-registries explicitly. I realize the subsection titles have it right, > but > this line of repeated prose had me

Re: [OAUTH-WG] Éric Vyncke's No Objection on draft-ietf-oauth-jwsreq-26: (with COMMENT)

2020-08-13 Thread Nat Sakimura
han you Nat for the quick reply and the fixes > > > > Regards > > > > -éric > > > > *From: *Nat Sakimura > *Date: *Thursday, 13 August 2020 at 15:43 > *To: *Eric Vyncke > *Cc: *The IESG , oauth , " > oauth-cha...@ietf.org" , " >

Re: [OAUTH-WG] Robert Wilton's No Objection on draft-ietf-oauth-jwsreq-26: (with COMMENT)

2020-08-13 Thread Nat Sakimura
_____ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura (=nat) Chairman, OpenID Foundation http://nat.sakimura.org/ @_nat_en ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] Benjamin Kaduk's No Objection on draft-ietf-oauth-jwsreq-26: (with COMMENT)

2020-08-13 Thread Nat Sakimura
or universally applied? > I believe it is for the case require_signed_request_object is true. > > Section 12.1 > >(2) (Translation Process) The client uses the client credential that > it got to push the request object to the TFP to get the > "request_uri". > > If I understand correctly, the TFP also verifies that the request object > is consistent with the claims the client is eligible for based on the > certification step in (1). > Yes. Perhaps I should add text for that. > > Section 12.2.2 > >Therefore, per-user Request Object URI should be avoided. > > If I understand correctly, the only possible alternative is to have > per-request URIs (right?), as coalescing multiple user's requests into a > single request object URI seems to pose several difficulties. We could > perhaps make the recommended alternative more clear. > > Right. I will try to come up with a text for this. > > > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura (=nat) Chairman, OpenID Foundation http://nat.sakimura.org/ @_nat_en ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] Éric Vyncke's No Objection on draft-ietf-oauth-jwsreq-26: (with COMMENT)

2020-08-13 Thread Nat Sakimura
q-26.txt Thanks. Will do. > > > > > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura (=nat) Chairman, OpenID Foundation http://nat.sakimura.org/ @_nat_en ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] Call for adoption - OAuth 2.1 document

2020-07-17 Thread Nat Sakimura
>> > > _______ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura (=nat) Chairman, OpenID Foundation http://nat.sakimura.org/ @_nat_en ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-jwsreq-24.txt

2020-07-01 Thread Nat Sakimura
-line Internet-Drafts > directories. > > This draft is a work item of the Web Authorization Protocol WG of the > IETF. > > > > Title : The OAuth 2.0 Authorization Framework: JWT > Secured Authorization Request (JAR) > > Authors

Re: [OAUTH-WG] To the authors of jwsreq/JAR

2020-06-12 Thread Nat Sakimura
Hi, Sorry for the late reply. I and John were really busy lately partly due to COVID-19 thing and could not respond in a timely fashion. I just replied to one of the thread that you posed a question about. Is that the question you mentioned in this email? Best, Nat Sakimura On Sun, May 31, 2020

Re: [OAUTH-WG] Comments on draft-ietf-oauth-jwsreq-22 (The OAuth 2.0 Authorization Framework: JWT Secured Authorization Request))

2020-06-12 Thread Nat Sakimura
go to the attacker's client. So, the comparison approach does not work. Best, Nat Sakimura On Tue, Jun 2, 2020 at 5:27 PM Denis wrote: > Hi Benjamin and Aaron, > > Note: This is also a reply to Aaron who wrote: > > Typically in OAuth it's the authorization server&

Re: [OAUTH-WG] draft-ietf-oauth-jwsreq-21

2020-06-08 Thread Nat Sakimura
find security benefit that balances such breaking change. I could add 1) as an optional claim though. Best, Nat Sakimura On Thu, May 7, 2020 at 10:32 PM Brock Allen wrote: > Perhaps quite late, but a few comments/questions related to this: > > 1) When decoded, all the JWT samples are mi

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-jwsreq-22.txt

2020-05-11 Thread Nat Sakimura
Torsten, Thanks. I just updated the draft. Best, Nat Sakimura On Sun, May 10, 2020 at 10:26 PM Torsten Lodderstedt wrote: > I just read over the diff between -21 and -22 and realised the example in > Section 5.2.2. > > https://server.example.com/authorize? >res

Re: [OAUTH-WG] JWT Secured Authorization Request (JAR) vs OIDC request object

2020-03-16 Thread Nat Sakimura
So, I am getting overwhelming approval on getting client_id back. In the next few days, I will create another draft that has it back. Best, Nat Sakimura On Fri, Mar 13, 2020 at 1:25 AM George Fletcher wrote: > I'm a +1 for adding client_id back as well > > On 3/12/20 11:31 AM,

Re: [OAUTH-WG] OAuth 2.1: dropping password grant

2020-02-25 Thread Nat Sakimura
Let us do it then and deprecate ROPC. There definitely are use-cases that need this pattern around me as well, but we are using JWT bearer grant instead. Standardizing the behavior is good. I am fine with new service_account grant type as well, btw. Nat 2020年2月25日 20:41 +0900、Neil Madden のメール:

Re: [OAUTH-WG] Fwd: [EXTERNAL] Re: JWT Secured Authorization Request (JAR) vs OIDC request object

2020-02-24 Thread Nat Sakimura
client with a different >> "client_id"./* >> > >>>>> >> > >>>> Identifying the client in JAR request_uri requests can be really >> useful >> > >>>> so that an AS which requires request_uri registration to prevent >

Re: [OAUTH-WG] Benjamin Kaduk's Discuss on draft-ietf-oauth-jwsreq-19: (with DISCUSS and COMMENT)

2020-01-30 Thread Nat Sakimura
it needs to be brought back to the WG last call, but that is your call. Best, Nat Sakimura On Thu, Jan 30, 2020 at 8:20 AM Benjamin Kaduk wrote: > Hi Nat, > > Now it is my turn to apologize for taking a long time. > > I think I see the general direction these changes are going

Re: [OAUTH-WG] [EXTERNAL] Re: JWT Secured Authorization Request (JAR) vs OIDC request object

2020-01-16 Thread Nat Sakimura
the URI. It's not clear to me whether that is implied by "not > perform recursive GET" so it may be worth explicitly spelling that out. > > -- Neil > > > On 16 Jan 2020, at 15:47, Nat Sakimura wrote: > > Right. We could add a security consideration like that, though

Re: [OAUTH-WG] [EXTERNAL] Re: JWT Secured Authorization Request (JAR) vs OIDC request object

2020-01-16 Thread Nat Sakimura
gt; > >>>>>>>>> To be honest, I feel quite bad about the situation with JAR we > are in > > >>>>>>>>> now. For some reason I had the impression that OAuth JAR was > going to be >

Re: [OAUTH-WG] Call for Adoption: OAuth 2.0 Rich Authorization Requests

2020-01-08 Thread Nat Sakimura
f.org >> https://www.ietf.org/mailman/listinfo/oauth >> > -- > Vennlig hilsen > > Steinar Noem > Partner Udelt AS > Systemutvikler > > | stei...@udelt.no | h...@udelt.no | +47 955 21 620 | www.udelt.no | >

Re: [OAUTH-WG] JWT Secured Authorization Request (JAR) vs OIDC request object

2019-12-17 Thread Nat Sakimura
at this point, if we can get them to > agree to the change. > > John B. > > On Tue, Dec 10, 2019, 11:29 PM Nat Sakimura wrote: > >> Correct. The WG supported the precedence approach and even merge just >> like OIDC as it is very useful from the implementation point

Re: [OAUTH-WG] JWT Secured Authorization Request (JAR) vs OIDC request object

2019-12-10 Thread Nat Sakimura
-the-current-text-actually-specifies-the I am willing to go either way as long as people agree. My slight preference is to the original approach. Best, Nat Sakimura 2019年8月29日(木) 6:56 Brian Campbell : > FWIW, as best I can remember the change in question came as I result of > directorat

Re: [OAUTH-WG] Benjamin Kaduk's Discuss on draft-ietf-oauth-jwsreq-19: (with DISCUSS and COMMENT)

2019-10-27 Thread Nat Sakimura
: datatracker.ietf.org/doc/draft-ietf-oauth-jwsreq/ Best, Nat Sakimura 2019年7月3日(水) 4:21 Benjamin Kaduk via Datatracker : > Benjamin Kaduk has entered the following ballot position for > draft-ietf-oauth-jwsreq-19: Discuss > > When responding, please keep the subject line intact and reply to

Re: [OAUTH-WG] Public client cloning

2019-09-10 Thread Nat Sakimura
As Filip mentioned, I feel that claimed HTTPS URI would help. Further, if that is used within the dynamic client registration, it could be more secure. The security assumptions are 1. Phone is not rooted; 2. App Store's vetting of claimed URI is not compromised; etc. Nat Sakimura Cha

Re: [OAUTH-WG] Location and dates for next OAuth Security Workshop

2019-08-10 Thread Nat Sakimura
g list >>> OAuth@ietf.org >>> >>> https://nam06..safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.ietf.org%2Fmailman%2Flistinfo%2Foauth&data=02%7C01%7CMichael.Jones%40microsoft.com%7C4c0101bc1edc403d7b0e08d7113be77f%7C72f988bf86f141a

Re: [OAUTH-WG] Benjamin Kaduk's Discuss on draft-ietf-oauth-jwsreq-19: (with DISCUSS and COMMENT)

2019-07-26 Thread Nat Sakimura
to be one of the DEs > on the JWT claims registry so, in theory, I have some idea what I'm talking > about here. In theory. And I do have to be upfront at this point and say > that I will push back on a request for registration of a bunch of > authorization request parameters into the J

Re: [OAUTH-WG] Benjamin Kaduk's Discuss on draft-ietf-oauth-jwsreq-19: (with DISCUSS and COMMENT)

2019-07-26 Thread Nat Sakimura
ng by the Client and certifying the request. After the >certification, the Client, when making an Authorization Request, can >submit Authorization Request to the Trust Framework Provider to >obtain the Request Object URI. > > side note: In my head the act of certification was the act of making the > translation to

Re: [OAUTH-WG] Language in the security BCP for cases where raw U/P is unavoidable

2019-07-24 Thread Nat Sakimura
nt to tackle that > particular class of scenarios, I think it's fair of us to be explicit about > it. > _______ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth -- Nat Sakimura (=nat) Chairman, OpenID

[OAUTH-WG] Implicit grant and sender constrained token/JPOP/DPOP

2019-07-23 Thread Nat Sakimura
method that the client was trying to access) while [DPOP] signs over client created nonce `jti` together with methods, uri, etc. [JPOP] https://tools.ietf.org/html/draft-sakimura-oauth-jpop-05 [DPOP] https://tools.ietf.org/html/draft-fett-oauth-dpop-02 my 2c. Cheers, Nat Sakimura -- Nat Sakimura

Re: [OAUTH-WG] Transaction Authorization

2019-07-22 Thread Nat Sakimura
user authorization. So, the protocol needs to be able to start both ways, I guess. Cheers, Nat Sakimura On Sun, Jul 21, 2019 at 5:28 PM Dick Hardt wrote: > > Hey Justin > > A few use cases that highlight how the world is different now than it was > when OAuth 2.0 was devel

Re: [OAUTH-WG] ID Token by Device Flow

2019-06-24 Thread Nat Sakimura
> Best Regards, >>> Takahiko Kawasaki >>> >>> ___ >>> OAuth mailing list >>> OAuth@ietf.org >>> https://www.ietf.org/mailman/listinfo/oauth >>> >>> >> ___ >> OAuth mailing list >> OAuth@ietf.org >> https://www.ietf.org/mailman/listinfo/oauth > > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth -- Nat Sakimura (=nat) Chairman, OpenID Foundation http://nat.sakimura.org/ @_nat_en ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] Transaction Authorization with OAuth

2019-05-13 Thread Nat Sakimura
think-oauth-scopes-by-torsten/ Cheers, Nat Sakimura On Fri, May 10, 2019 at 10:27 PM George Fletcher wrote: > > One thing to keep in mind with the "Push Request Object" model and the > concept of a more detailed scope structure, if the specified values are not > for a sing

Re: [OAUTH-WG] OAuth Security Topics -- Recommend authorization code instead of implicit

2018-12-03 Thread Nat Sakimura
>>> >In order to avoid these issues, Clients SHOULD NOT use the implicit >>> >grant. Furthermore, clients SHOULD only use other response types >>> causing the authorization server to >>> >issue an access token in the authorization response, i

Re: [OAUTH-WG] OAuth Security Topics -- Recommend authorization code instead of implicit

2018-12-03 Thread Nat Sakimura
gt;grant. Furthermore, clients SHOULD only use other response types > causing the authorization server to > >issue an access token in the authorization response, if the > particular response type detects access token > >injection and the issued access tokens are sender-co

Re: [OAUTH-WG] OAuth Security Topics -- Recommend authorization code instead of implicit

2018-11-28 Thread Nat Sakimura
nse types are expanded. > > > > > In fact, I would further go and say MUST NOT but that probably is too > much for a security consideration. > > > > Mike suggested to go with a SHOULD NOT to get the message out but give > implementors time to move/change. As W

Re: [OAUTH-WG] [Openid-specs-ab] OAuth Security Topics -- Recommend authorization code instead of implicit

2018-11-27 Thread Nat Sakimura
ave keys but it is better to > describe them separately. > >>> > >>> John B. > >>> > >>> On Tue, Nov 27, 2018, 4:30 PM Torsten Lodderstedt via Openid-specs-ab < > openid-specs...@lists.openid.net wrote: > >>> Hi Nat, > >>>

Re: [OAUTH-WG] OAuth Security Topics -- Recommend authorization code instead of implicit

2018-11-27 Thread Nat Sakimura
I am not talking about SPA. The client is a regular confidential client that is running on a server. Best, Nat Sakimura 2018年11月27日(火) 16:55 Jim Manico : > Nat, > > How is proof of possession established in a modern web browser in the > implicit flow? > > My understan

Re: [OAUTH-WG] OAuth Security Topics -- Recommend authorization code instead of implicit

2018-11-27 Thread Nat Sakimura
incorporated in the MTLS draft. ) In fact it is the only viable method for Self-Issued OpenID Provider. So, the text is generally good but it needs to be constrained like “Unless the client is confidential and the access token issued is key constrained, “ Best, Nat Sakimura 2018年11月27日(火) 16:01

Re: [OAUTH-WG] security considerations for draft-ietf-oauth-mtls-12

2018-11-01 Thread Nat Sakimura
isclosure by others is strictly prohibited... > If you have received this communication in error, please notify the sender > immediately by e-mail and delete the message and any file attachments from > your computer. Thank you.___ > > OAuth mailing list > > OAuth@ietf.o

Re: [OAUTH-WG] MTLS - IPR Disclosure

2018-07-17 Thread Nat Sakimura
document? > https://datatracker.ietf.org/doc/draft-ietf-oauth-mtls/ > > Regards, > > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura (=nat) Chairman, OpenID

Re: [OAUTH-WG] Dynamic Scopes

2018-06-22 Thread Nat Sakimura
, Nat 2018年6月22日金曜日、Torsten Lodderstedtさんは書きました: > Hi Nat, > > > Am 21.06.2018 um 10:35 schrieb Nat Sakimura : > > > > It depends on the use case but if you are talking about payment etc., > putting the transaction details in the scope and sending it over the > r

Re: [OAUTH-WG] Dynamic Scopes

2018-06-21 Thread Nat Sakimura
> >> I‘m looking forward for your feedback. Please also indicated whether you >> think we should flush out a BCP on that topic. >> >> kind regards, >> Torsten. >> ___ >> OAuth mailing list >> OAuth@ietf.org &

Re: [OAUTH-WG] Call for Adoption: OAuth 2.0 Incremental Authorization

2018-04-23 Thread Nat Sakimura
(s). Any > review, use, distribution or disclosure by others is strictly prohibited... > If you have received this communication in error, please notify the sender > immediately by e-mail and delete the message and any file attachments from > your com

Re: [OAUTH-WG] IETF101 Draft Agenda

2018-03-07 Thread Nat Sakimura
Lgtm On Thu, Mar 8, 2018 at 4:58 AM +0900, "Brian Campbell" wrote: Looks okay to me too. I don't think I'll have anywhere close to 20 minutes on dra

Re: [OAUTH-WG] Call for agenda items

2018-03-05 Thread Nat Sakimura
plan >> >> is to run a call for adoption once we are allowed to add a new >> milestone >> >> to our charter. >> >> >> >> - Distributed OAuth >> >> # draft-hardt-oauth-distributed-00 >> >> >> >> Remark: We had a virtual in

Re: [OAUTH-WG] rfc6749 question about the optional use of the client_id in the request body

2018-01-25 Thread Nat Sakimura
, D., Cremers, C., Meier, S.: Provably Repairing the ISO/IEC 9798 Standard for Entity Authentication. Journal of Computer Security - Security and Trust Principles archive Volume 21 Issue 6, 817-846 (2013) Best, --- Nat Sakimura On Thu, Jan 25, 2018 at 11:28 PM Brian Campbell wrote: > Hi

[OAUTH-WG] New Version of draft-sakimura-oauth-meta for the discussion of draft-hardt-oauth-distributed

2017-11-15 Thread Nat Sakimura
rom: Date: Wed, Nov 15, 2017 at 5:30 PM Subject: New Version Notification for draft-sakimura-oauth-meta-08.txt To: Nov Matake , Sascha Preibisch , Nat Sakimura , Sascha Preibisch < sascha.preibi...@gmail.com> A new version of I-D, draft-sakimura-oauth-meta-08.txt has been successfully

Re: [OAUTH-WG] Fwd: I-D Action: draft-ietf-oauth-security-topics-04.txt

2017-11-14 Thread Nat Sakimura
of > submission > until the htmlized version and diff are available at tools.ietf.org. > > Internet-Drafts are also available by anonymous FTP at: > ftp://ftp.ietf.org/internet-drafts/ > > ___ > OAuth mailing list > OAuth@ietf.org &

Re: [OAUTH-WG] A few questions to draft-ietf-oauth-device-flow-06

2017-10-12 Thread Nat Sakimura
. Am I clear enough? Nat On Fri, Oct 13, 2017 at 2:11 AM William Denniss wrote: > Hi Nat, > > Thanks for reviewing the draft! > > On Thu, Oct 12, 2017 at 9:57 AM, Nat Sakimura wrote: > >> Thanks to the authors for coming up with this document. >> The scenario is ve

[OAUTH-WG] A few questions to draft-ietf-oauth-device-flow-06

2017-10-12 Thread Nat Sakimura
ge that displays the verification URI and the user code. The client does nothing but a regular PKCE. This kind of use case is out of scope for this document, is it correct? Cheers, Nat Sakimura -- Nat Sakimura Chairman of the Board, OpenID Foundation __

Re: [OAUTH-WG] some implementation feedback with the PKI method of OAuth MTLS client authentication

2017-08-28 Thread Nat Sakimura
+1 Sent from Astro for Android On 2017-08-29 at 4:33 AM, Torsten wrote: +1 for removing tls_client_auth_root Am 28.08.2017 um 20:24 schrieb John Bradley : Having discussed it with Brian, I agree that removing “tls_client_auth_root” is the way to go. It would be hard to implement in some cases, and

[OAUTH-WG] FW: New Version Notification for draft-ietf-oauth-jwsreq-15.txt

2017-07-21 Thread Nat Sakimura
security consideration. Best, Nat Sakimura -- PLEASE READ :This e-mail is confidential and intended for the named recipient only. If you are not an intended recipient, please notify the sender and delete this e-mail. > -Original Message- > From: internet-dra...@ie

Re: [OAUTH-WG] Alexey Melnikov's No Objection on draft-ietf-oauth-jwsreq-14: (with COMMENT)

2017-07-21 Thread Nat Sakimura
Thanks Alexey, and sorry for taking this long. I will fix the nits about URN ASAP. Best, Nat -- このメールは、本来の宛先の方のみに限定された機密情報が含まれてい る場合がございます。お心あたりのない場合は、送信者にご連絡のうえ、 このメールを削除して下さいますようお願い申し上げます。 PLEASE READ :This e-mail is confidential and intended for the named recipient only. If you are not an

Re: [OAUTH-WG] Alexey Melnikov's Discuss on draft-ietf-oauth-jwsreq-13: (with DISCUSS)

2017-07-18 Thread Nat Sakimura
Type and (possibly) Transfer-Encoding header fields. >> Without these it doesn't look syntactically correct. >> >> >> >> >> > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > > -- Nat Sakimura (=nat) Chairman, OpenID Foundation http://nat.sakimura.org/ @_nat_en ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] Potential uses of PoP keys in CBOR Web Tokens (CWTs)

2017-06-21 Thread Nat Sakimura
CWTs. We > would like to learn more about your usage. > > Ciao > Hannes & Kepeng > > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura Chairman of the Board, O

Re: [OAUTH-WG] Second OAuth Security Workshop (Call for Papers)

2017-05-04 Thread Nat Sakimura
s. Authors of accepted papers will have the option to > revise their papers before they are put online. > > > IPR Policy > > The workshop will have no expectation of IPR disclosure or licensing > related to its submissions. Authors are responsible for obtaining > appropriate

Re: [OAUTH-WG] Call for Adoption: Mutual TLS Profiles for OAuth Clients

2017-04-21 Thread Nat Sakimura
+1 for adoption On Apr 21, 2017 9:32 PM, "Dave Tonge" wrote: > I support adoption of draft-campbell-oauth-mtls > > As previously mentioned this spec will be very useful for Europe where > there is legislation requiring the use of certificate-based authentication > and many financial groups and i

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-jwsreq-13.txt

2017-04-04 Thread Nat Sakimura
n the current proposal a client could put the required parameters both places and the same request would work on servers supporting both the Connect and OAuth versions. John B. Sent from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for Windows 10 *From: *Torsten Lodderstedt

Re: [OAUTH-WG] OAuth 2.0 Authorization Server Metadata: IPR Confirmation

2017-04-03 Thread Nat Sakimura
; Ciao > > Hannes > > > > > > > > ___ > > OAuth mailing list > > OAuth@ietf.org > > https://www.ietf.org/mailman/listinfo/oauth > > ___ > OAuth mailing list &

Re: [OAUTH-WG] FW: I-D Action: draft-ietf-oauth-jwsreq-13.txt

2017-03-30 Thread Nat Sakimura
4:44 PM >To: Mike Jones >Cc: Nat Sakimura ; IETF oauth WG >Subject: RE: [OAUTH-WG] FW: I-D Action: draft-ietf-oauth-jwsreq-13.txt > >The intent of the change is to only allow the paramaters to be in the >signed object if a signed object is used. > >This requires State

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-token-exchange-07.txt

2017-03-27 Thread Nat Sakimura
ed version available at: > https://tools.ietf.org/html/draft-ietf-oauth-token-exchange-07 > > A diff from the previous version is available at: > https://www.ietf.org/rfcdiff?url2=draft-ietf-oauth-token-exchange-07 > > > Please note

[OAUTH-WG] FW: New Version Notification for draft-sakimura-oauth-jpop-04.txt

2017-03-27 Thread Nat Sakimura
FYI -Original Message- From: internet-dra...@ietf.org [mailto:internet-dra...@ietf.org] Sent: Monday, March 27, 2017 2:40 PM To: Nat Sakimura ; Kepeng Li ; John Bradley Subject: New Version Notification for draft-sakimura-oauth-jpop-04.txt A new version of I-D, draft-sakimura-oauth

Re: [OAUTH-WG] oauth - Requested sessions have been scheduled for IETF 98

2017-03-27 Thread Nat Sakimura
so.) Pull request would be nice, too, but we are going to do a bit of > surgery on the spec as of now, so it might be wise to wait till after that > to avoid conflicts. > > Also, it is not yet a WG document so please support it become one. > > Best, > > Nat Sakimura >

Re: [OAUTH-WG] oauth - Requested sessions have been scheduled for IETF 98

2017-03-26 Thread Nat Sakimura
y on the spec as of now, so it might be wise to wait till after that to avoid conflicts. Also, it is not yet a WG document so please support it become one. Best, Nat Sakimura On Wed, Mar 22, 2017 at 5:15 AM Denis wrote: > Hi Nat, > > > I have several comments on draft-sakimura-oauth

Re: [OAUTH-WG] OAuth Agenda

2017-03-23 Thread Nat Sakimura
> > OAuth mailing list > > OAuth@ietf.org > > https://www.ietf.org/mailman/listinfo/oauth > > _______ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura Chairman of the Board, OpenID Foundation ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] oauth - Requested sessions have been scheduled for IETF 98

2017-03-21 Thread Nat Sakimura
be great if it can be considered in the WG. Best, Nat Sakimura On Tue, Mar 21, 2017 at 10:28 PM Antonio Sanso wrote: hi Torsten, good one. I personally I am looking forward to see this particular document find its way. IMHO this is something much needed. regards antonio On Mar 21, 2017, at

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-signed-http-request-03.txt

2017-03-07 Thread Nat Sakimura
be pretty large and I do not want to > double base64url encode. > - perhaps change ts to string to accommodate nonce like string. > > Essentially, what I want to do is not the http signing but just the pop > based client authentication, which is very simple. > > While I was wr

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-signed-http-request-03.txt

2017-03-06 Thread Nat Sakimura
here: http://bit.ly/oauth-jpop Financial API uses cases needs something like that. (Another possibility is a sender confirmation.) Best, Nat Sakimura -- PLEASE READ :This e-mail is confidential and intended for the named recipient only. If you are not an intended recipient, please notify the

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-pop-key-distribution-03.txt

2017-03-03 Thread Nat Sakimura
es you are relying on the client authentication or PKCE to bind > to the correct client. > > They are more or less equivalent. I prefer the private key to never > leave the device personally. > > This has been debated several times. > > John B. > > On Mar 3, 2017 12:

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-pop-key-distribution-03.txt

2017-03-02 Thread Nat Sakimura
of > submission > until the htmlized version and diff are available at tools.ietf.org. > > Internet-Drafts are also available by anonymous FTP at: > ftp://ftp.ietf.org/internet-drafts/ > > ___ > OAuth mailing list > OAuth@ie

Re: [OAUTH-WG] Conclusion of 'OAuth Security Topics' Call for Adoption

2017-03-02 Thread Nat Sakimura
_ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura Chairman of the Board, OpenID Foundation ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] Pushing "OAuth 2.0 for Native Apps" to the IESG -- Short Working Group Last Call

2017-03-01 Thread Nat Sakimura
ot; and MUST verify that it exactly matches with the URI of the endpoint that it received the response. Cheers, Nat Sakimura On Wed, Mar 1, 2017 at 5:51 AM Brian Campbell wrote: > -07 LGTM > > On Feb 20, 2017 2:53 AM, "Hannes Tschofenig" > wrote: > > Hi all, > &g

[OAUTH-WG] draft-ietf-oauth-token-binding-01

2017-02-21 Thread Nat Sakimura
Hi OAuthers: I was reading draft-ietf-oauth-token-binding-01 this afternoon and thought that examples for each subsection of 2 and 3 would be helpful. Is it possible/sensible to add them? Best, Nat -- PLEASE READ :This e-mail is confidential and intended for the named recipie

Re: [OAUTH-WG] Stephen Farrell's No Objection on draft-ietf-oauth-jwsreq-12: (with COMMENT)

2017-02-18 Thread Nat Sakimura
eference to 29100, I meant to write a fuller write up using it as it would be useful for the orgaanizations implementing ISMS. (Privacy extensions to ISMS are written based on 29100). But I did not. I may just drop the reference as well since collection minimization and disclos

Re: [OAUTH-WG] Last Call: (The OAuth 2.0 Authorization Framework: JWT Secured Authorization Request (JAR)) to Proposed Standard

2017-02-15 Thread Nat Sakimura
t;> *When the Client is being granted access to a protected resource >> containing personal data, the Client SHOULD limit the collection of >> personal data to that which is within the bounds of applicable lawand >> strictly necessary for the specified purpose(s).* >> >> The *presentation* of personal data should be limited whether or not >> the protected resource contains personal data. >> > It is proposed to change this text into: >> >> >> >> >> * When the Client requests an access to a protected resource, the >> ClientSHOULD limit the presentation of personal data to that which is >> withinthe bounds of applicable law and strictly necessary for the >> specifiedpurpose(s).* >> > Reject. > You are not getting what OAuth does. The party that holds personal data is > the authorization server / resource. > It is not the client. The client is the party who is getting those > "resources" which may contain personal data. > Yes, the client can provide some personal data to the resource depending > on what that resource endpoint is, but that is out of scope for OAuth. > As far as OAuth is concerned, what is being sent from the client to the > resource is the access token. > > > The dispute is whether the protected resource contains or not personal > data. > The data contained by the protected resource may well be public data > (or/and personal data). > It does not need to be only "personal data". > > > > Hence, I maintain my comment. > > I do not understand your comment now. Your previous proposeal seems to be unrelated to the above comment. > > 11. Section 11.2.1 states: >> >> 11.2.1. Request Disclosure >> >>This specification allows extension parameters. >> >> It would be useful to name either all of them or some of them. RFC 6749 >> is not crystal clear about this. >> > Noted. > RFC6749 only defines how to define extension parameters. > This specification draws from OpenID Connect for some examples of > extension parameters such as nonce. > See section 4 for example. > > > See my earlier comments where client_id and nonce shall be mandatory. > > client_id is mandatory in RFC6749. Nonce is not defined in RFC6749 and hence out of scope for this specification. > Denis > [snip] -- Nat Sakimura (=nat) Chairman, OpenID Foundation http://nat.sakimura.org/ @_nat_en ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] I-D Action: draft-ietf-oauth-jwsreq-12.txt

2017-02-15 Thread Nat Sakimura
> > This draft is a work item of the Web Authorization Protocol of the IETF. > > > > Title : The OAuth 2.0 Authorization Framework: JWT > Secured Authorization Request (JAR) > > Authors : Nat Sakimura > >

Re: [OAUTH-WG] Review of draft-ietf-oauth-jwsreq-11

2017-02-06 Thread Nat Sakimura
t; _______ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura Chairman of the Board, OpenID Foundation ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] Last Call: (The OAuth 2.0 Authorization Framework: JWT Secured Authorization Request (JAR)) to Proposed Standard

2017-02-06 Thread Nat Sakimura
ed so that the integrity, source >authentication and confidentiality property of the Authorization >Request is attained. The request can be sent by value or by >reference. > > > > > The file can be obtained > viahttps://datatracker.ietf.org/doc/draft-ietf-oauth-jwsreq/ > > IESG discussion can be tracked > viahttps://datatracker.ietf.org/doc/draft-ietf-oauth-jwsreq/ballot/ > > > No IPR declarations have been submitted directly on this I-D. > > > The document contains these normative downward references. > See RFC 3967 for additional information: > rfc6234: US Secure Hash Algorithms (SHA and SHA-based HMAC and HKDF) > (Informational - IETF stream) > rfc6819: OAuth 2.0 Threat Model and Security Considerations > (Informational - IETF stream) > rfc6973: Privacy Considerations for Internet Protocols (Informational - > IAB stream) > Note that some of these references may already be listed in the acceptable > Downref Registry. > > > ___ > OAuth mailing listOAuth@ietf.orghttps://www.ietf.org/mailman/listinfo/oauth > > > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura Chairman of the Board, OpenID Foundation ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] Call for adoption: OAuth Security Topics

2017-02-06 Thread Nat Sakimura
.org/mailman/listinfo/oauth > > > > > _______ > OAuth mailing listOAuth@ietf.orghttps://www.ietf.org/mailman/listinfo/oauth > > > -- > Jim Manico > Manicode Securityhttps://www.manicode.com > > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura Chairman of the Board, OpenID Foundation ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] New Version Notification for draft-ietf-oauth-jwsreq-11.txt

2017-01-30 Thread Nat Sakimura
ase let me know if there are other changes needed. Best, Nat Sakimura -- PLEASE READ :This e-mail is confidential and intended for the named recipient only. If you are not an intended recipient, please notify the sender and delete this e-mail. > -Original Message- > From: inter

Re: [OAUTH-WG] AD review of draft-ietf-oauth-jwsreq

2017-01-03 Thread Nat Sakimura
ail. From: OAuth [mailto:oauth-boun...@ietf.org] On Behalf Of John Bradley Sent: Wednesday, January 4, 2017 4:45 AM To: Nat Sakimura Cc: oauth@ietf.org Subject: Re: [OAUTH-WG] AD review of draft-ietf-oauth-jwsreq Snip On Jan 3, 2017, at 2:36 PM, Nat Sakimura mailto:sakim...@gmail.com> > wro

Re: [OAUTH-WG] AD review of draft-ietf-oauth-jwsreq

2017-01-03 Thread Nat Sakimura
or amending your proposal after several private exchanges.) > > > 4) On page 14, in section 6.3, the text states: > > the Authorization Server then validates the request as specified in > OAuth 2.0 [RFC6749]. > > This is rather vague, since no specific section from RFC

Re: [OAUTH-WG] AD review of draft-ietf-oauth-jwsreq

2016-12-27 Thread Nat Sakimura
et.org/Nat/oauth-jwsreq/commits/9030e1be5cac > Thank you. > -- > > Best regards, > Kathleen > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakimura Chairman of the Board, OpenID Foundation ___ OAuth mailing list OAuth@ietf.org https://www.ietf.org/mailman/listinfo/oauth

Re: [OAUTH-WG] OAuth: the ABC attack (the Alice and Bob Collusion attack)

2016-11-14 Thread Nat Sakimura
of a secure element simply protecting the confidentiality and the > integrity of some secret key or private key > will be ineffective > > to counter the Alice and Bob collusion attack. Additional properties will > be required for the secure element > (i.e. some physical device with

Re: [OAUTH-WG] OAuth: the ABC attack (the Alice and Bob Collusion attack)

2016-11-10 Thread Nat Sakimura
o Alice so that she can use it. > > *draft-ietf-oauth-token-exchange-06 **should take into consideration the > ABC attack.* > > The threat related to the ABC attack should be identified in the security > considerations section > and the core of the document should attempt to identify one or more way

Re: [OAUTH-WG] Identity Provider Interop Testing?

2016-09-27 Thread Nat Sakimura
nks, Nat. > > > > Scott > > > > *From:* Nat Sakimura [mailto:sakim...@gmail.com] > *Sent:* Tuesday, September 27, 2016 10:03 AM > *To:* Hollenbeck, Scott; Justin Richer; oauth@ietf.org > > > *Subject:* Re: [OAUTH-WG] Identity Provider Interop Testing? > >

Re: [OAUTH-WG] Identity Provider Interop Testing?

2016-09-27 Thread Nat Sakimura
ight people without having to deal with the overhead > of getting an IPR Agreement in place to gain posting privileges. > > Scott > > ___ > OAuth mailing list > OAuth@ietf.org > https://www.ietf.org/mailman/listinfo/oauth > -- Nat Sakim

Re: [OAUTH-WG] OAuth 2.0 JWT Authorization Request (JAR): IPR Confirmation

2016-09-19 Thread Nat Sakimura
Confirmed. BTW, I was waiting for your confirmation about the draft title change as discussed in the list. Shall I just push it? 2016/09/19 午後7:07 "Hannes Tschofenig" : > Hi Nat, Hi John, > > I am working on the shepherd writeup for the JAR document: > https://tools.ietf.org/html/draft-ietf-oau

Re: [OAUTH-WG] OAuth Metadata Specifications Enhanced

2016-08-17 Thread Nat Sakimura
; > > > ___ > OAuth mailing listOAuth@ietf.orghttps://www.ietf.org/mailman/listinfo/oauth > > > -- > Vladimir Dzhuvinov > > ___ > OAuth mailing list > OAuth@ietf.org >

Re: [OAUTH-WG] Using IdToken instead of Access token

2016-08-05 Thread Nat Sakimura
The token exchange endpoint at ASf has no ability to issue a usable access token in this case. The client has to talk to the token exchange endpoint at ASr to get an access token to be used at the RS, IMHO. 2016年8月5日(金) 20:20 Sergey Beryozkin : > Hi Nat > On 05/08/16 11:16, Nat Sakimura

Re: [OAUTH-WG] Using IdToken instead of Access token

2016-08-05 Thread Nat Sakimura
is used instead then it is the > case > >>>>>> of the client impersonating the user. And refer to the STS for the > REST > >>>>>> of Us draft (I have a separate series of question on that draft). > I'm > >>>>>> saying t

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