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From: Magnus Westerlund <magnus.westerlund@ericsson.com>
To: "tram@ietf.org" <tram@ietf.org>,
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Thread-Topic: [tram] Errata 4826 on RFC 7635
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Archived-At: <https://mailarchive.ietf.org/arch/msg/tram/3KaK0jy-gVmYpTuno1bF8Y2BYxA>
Subject: Re: [tram] Errata 4826 on RFC 7635
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Hi,

I plan to put this errata into "Hold for document update".=20

I think it a discussion of roles that goes beyond what the document intende=
d
when written.=20

Cheers

Magnus Westerlund

On Wed, 2020-09-23 at 14:29 +0000, Magnus Westerlund wrote:
> Hi,
>=20
> I would like some feedback on what to do with this Errrata?
>=20
>=20
https://protect2.fireeye.com/v1/url?k=3D1654cef0-48f4749e-16548e6b-861d41ab=
ace8-2d0610ea7fcbda0e&q=3D1&e=3Dbaf40b99-4805-442e-8782-c21c956c6896&u=3Dht=
tps%3A%2F%2Fwww.rfc-editor.org%2Ferrata%2Feid4826
>=20
> Errata ID: 4826
> Status: Reported
> Type: Technical
> Publication Format(s) : TEXT
> Reported By: Mih=C3=A1ly M=C3=A9sz=C3=A1ros
> Date Reported: 2016-10-10
>=20
> Section 8. says:
>=20
> 8.  STUN Client Behavior
>=20
>    o  The client looks for the MESSAGE-INTEGRITY attribute in the
>       response.  If MESSAGE-INTEGRITY is absent or the value computed
>       for message integrity using mac_key does not match the contents of
>       the MESSAGE-INTEGRITY attribute, then the response MUST be
>       discarded.
>=20
>    o  If the access token expires, then the client MUST obtain a new
>       token from the authorization server and use it for new STUN
>       requests.
>=20
> It should say:
>=20
> 8.  STUN Client Behavior
>=20
>    o  The client looks for the MESSAGE-INTEGRITY attribute in the
>       response.  If MESSAGE-INTEGRITY is absent or the value computed
>       for message integrity using mac_key does not match the contents of
>       the MESSAGE-INTEGRITY attribute, then the response MUST be
>       discarded.
>=20
> 9.  Application (OAuth Client) Behavior
>=20
>    o  If the access token expires, then the Application (OAuth client)=
=20
>       MUST obtain a new token from the authorization server, and update
>       STUN client to use it for new STUN requests.
>=20
>    o  Application SHOULD pass only a subset of the received OAuth=20
>       parameters to the STUN client. Only parameters SHOULD be passed=20
>       that will be really needed and used by the STUN Client.=20
>       In this way, only the kid, the mac_key, and the access_token
>       parameters SHOULD be passed to the STUN client.
>      =20
>=20
> ...
> Renumber the sections
> ...
>=20
> Notes:
>=20
> 1. Remove from STUN client behaviour the access_token renewal function,
> and move this function up to application level.
> 2. Pass to STUN only that subset of the OAuth parameters, that will be re=
ally
> used by STUN Client.=20
>=20
> =20
> Cheers
>=20
> Magnus Westerlund=20
>=20
>=20
> ----------------------------------------------------------------------
> Networks, Ericsson Research
> ----------------------------------------------------------------------
> Ericsson AB                 | Mobile +46 73 0949079
> Torshamnsgatan 23           |
> SE-164 80 Stockholm, Sweden | mailto: magnus.westerlund@ericsson.com
> ----------------------------------------------------------------------
>=20
> _______________________________________________
> tram mailing list
> tram@ietf.org
> https://www.ietf.org/mailman/listinfo/tram

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