Re: [Ace] Comments on draft-ietf-ace-mqtt-tls-profile

2019-05-23 Thread Jim Schaad
From: Cigdem Sengul Sent: Thursday, May 23, 2019 4:21 AM To: Jim Schaad Cc: draft-ietf-ace-mqtt-tls-prof...@ietf.org; ace@ietf.org Subject: Re: [Ace] Comments on draft-ietf-ace-mqtt-tls-profile Thank you, Jim, for the comments. I have created issues corresponding to each one in the

Re: [Ace] Comments on draft-ietf-ace-mqtt-tls-profile

2019-05-23 Thread Cigdem Sengul
Thank you, Jim, for the comments. I have created issues corresponding to each one in the GitHub repository. We will start working on them, and specifically clarify the issues 1-3 around the CONNECT message. For 4, MQTT v5 can support a challenge-response; not possible with v3 indeed. Will expand

Re: [Ace] draft-ietf-ace-mqtt-tls-profile connections

2019-05-23 Thread Cigdem Sengul
Hello Ludwig, This was MQTT-SN-over-DTLS was on our agenda when first we started out. However, at that time there was not much take-up of MQTT-SN in practice (not sure that changed). If there is sufficient interest in the group, would make sense to do that as well, and theoretically, it would be

Re: [Ace] Comments on draft-ietf-ace-mqtt-tls-profile

2019-05-23 Thread Ludwig Seitz
On 22/05/2019 23:58, Jim Schaad wrote: 5. Is there an intention to provide a "standard" format for the scope field or just to leave it as ad hoc? I would be very much in favor of this, or at least provide guidelines to avoid adding to this: https://www.brandur.org/oauth-scope /Ludwig

Re: [Ace] draft-ietf-ace-mqtt-tls-profile connections

2019-05-23 Thread Ludwig Seitz
On 21/05/2019 22:35, Cigdem Sengul wrote: Thank you for your comments.  I see that we tried to cover too many options in the draft, and things got mixed up.I tried to clarify inline. * So as a client I get a token from the AS.  For the first run, assume that it has a RPK in it.