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Re: [TLS] Proposed change in TLS-Flags

David Schinazi <dschinazi.ietf@gmail.com> Tue, 30 June 2020 23:30 UTC

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From: David Schinazi <dschinazi.ietf@gmail.com>
Date: Tue, 30 Jun 2020 16:30:38 -0700
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To: Yoav Nir <ynir.ietf@gmail.com>
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Subject: Re: [TLS] Proposed change in TLS-Flags
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Hi Yoav,

Could you elaborate on the rationale for this change please?
I was assuming that the ability for servers to send extensions not
requested by clients was useful.

Thanks,
David

On Mon, Jun 29, 2020 at 2:34 PM Yoav Nir <ynir.ietf@gmail.com> wrote:

> Hi
>
> I’ve just submitted the following PR:
>
> https://github.com/tlswg/tls-flags/pull/4
>
> Three changes:
>
>    - It is no longer allowed to send an empty flags extension.  If you
>    don’t support any flags, don’t send the extension.
>    - The server is no longer allowed to respond with flag types that the
>    client didn’t indicate support for first.
>    - I’ve split the extension description section into a format section
>    and a rules section
>
>
> Please comment. Barring any objections, I’ll merge the PR just before the
> submission deadline.
>
> Yoav
>
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