This version brings a lot of changes to DPoP, but we're also hoping to
get closer to a final version. As usual, your feedback is appreciated!
-Daniel
Changelog:
-05
* Added Authorization Code binding via the dpop_jkt parameter.
* Described the authorization code reuse attack and how dpop_jkt
mitigates it.
* Enhanced description of DPoP proof expiration checking.
* Described nonce storage requirements and how nonce mismatches and
missing nonces are self-correcting.
* Specified the use of the use_dpop_nonce error for missing and
mismatched nonce values.
* Specified that authorization servers use 400 (Bad Request) errors to
supply nonces and resource servers use 401 (Unauthorized) errors to
do so.
* Added a bit more about ath and pre-generated proofs to the security
considerations.
* Mentioned confirming the DPoP binding of the access token in the
list in Section 4.3.
* Added the always_uses_dpop client registration metadata parameter.
* Updated references for drafts that are now RFCs.
Am 19.02.22 um 21:42 schrieb internet-dra...@ietf.org:
A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the Web Authorization Protocol WG of the IETF.
Title : OAuth 2.0 Demonstrating Proof-of-Possession at the
Application Layer (DPoP)
Authors : Daniel Fett
Brian Campbell
John Bradley
Torsten Lodderstedt
Michael Jones
David Waite
Filename : draft-ietf-oauth-dpop-05.txt
Pages : 42
Date : 2022-02-19
Abstract:
This document describes a mechanism for sender-constraining OAuth 2.0
tokens via a proof-of-possession mechanism on the application level.
This mechanism allows for the detection of replay attacks with access
and refresh tokens.
The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-oauth-dpop/
There is also an HTML version available at:
https://www.ietf.org/archive/id/draft-ietf-oauth-dpop-05.html
A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=draft-ietf-oauth-dpop-05
Internet-Drafts are also available by rsync at rsync.ietf.org::internet-drafts
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