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Re: [Jmap] [Gen-art] Genart last call review of draft-ietf-jmap-websocket-04

Alissa Cooper <alissa@cooperw.in> Mon, 06 January 2020 18:51 UTC

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From: Alissa Cooper <alissa@cooperw.in>
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Date: Mon, 06 Jan 2020 13:51:06 -0500
Cc: gen-art@ietf.org, last-call@ietf.org, draft-ietf-jmap-websocket.all@ietf.org, jmap@ietf.org
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To: Linda Dunbar <linda.dunbar@futurewei.com>
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Subject: Re: [Jmap] [Gen-art] Genart last call review of draft-ietf-jmap-websocket-04
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Linda, thanks for your review. I asked a question in my DISCUSS ballot related to your question about MITM (regarding transport confidentiality, not uses of JMAP beyond those specified for the WebSocket binding, which I think is clear).

Alissa

> On Dec 10, 2019, at 5:30 PM, Linda Dunbar via Datatracker <noreply@ietf.org> wrote:
> 
> Reviewer: Linda Dunbar
> Review result: Ready with Nits
> 
> I am the assigned Gen-ART reviewer for this draft. The General Area
> Review Team (Gen-ART) reviews all IETF documents being processed
> by the IESG for the IETF Chair.  Please treat these comments just
> like any other last call comments.
> 
> For more information, please see the FAQ at
> 
> <https://trac.ietf.org/trac/gen/wiki/GenArtfaq>.
> 
> Document: draft-ietf-jmap-websocket-04
> Reviewer: Linda Dunbar
> Review Date: 2019-12-10
> IETF LC End Date: 2019-12-19
> IESG Telechat date: Not scheduled for a telechat
> 
> Summary:  the document describes binding JSON Meta Application Protocol (JMAP)
> over a WebSocket Transport Layer (instead the current HTTP layer)
> 
> The document is written very clear. I think it is ready with a few questions.
> 
> 1. The current practice of binding JMAP over HTTP requires authentication for
> every request, vs. over WebSocket Transport only requires authentication at the
> initial OPEN step. What if there is Man in the Middle attack after the initial
> OPEN?
> 
> 2. In the Introduction you stated that compression for HTTP requests has very
> low deployment. Is it because HTTP request only has very small packet size,
> therefore with very little benefit of compression?
> 
> Major issues:
> 
> Minor issues:
> 
> Nits/editorial comments:
> 
> Best Regards,
> Linda Dunbar
> 
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