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Re: [TLS] Application Data payload

Eric Rescorla <ekr@rtfm.com> Tue, 07 March 2017 00:31 UTC

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From: Eric Rescorla <ekr@rtfm.com>
Date: Mon, 06 Mar 2017 16:30:39 -0800
Message-ID: <CABcZeBOobfYPThfXBeLX+qA7dbVF++Jkx6PqRxStxYszecevhw@mail.gmail.com>
To: Martin Thomson <martin.thomson@gmail.com>
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Cc: Filippo Valsorda <filippo@cloudflare.com>, "tls@ietf.org" <tls@ietf.org>
Subject: Re: [TLS] Application Data payload
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https://github.com/tlswg/tls13-spec/commit/2c72e1faa76c3be06e202d1181cf9c0959dea336

On Mon, Mar 6, 2017 at 3:12 PM, Martin Thomson <martin.thomson@gmail.com>
wrote:

> On 7 March 2017 at 10:06, David Benjamin <davidben@chromium.org> wrote:
> > As the spec is written right now, our interpretation is that
> > max_early_data_size counts the plaintext application data, not including
> any
> > encryption and record-level overhead. This aligns with (1).
> >
> > Separately, we bound how much data on the wire we will skip over. This is
> > (2). These are not the same units, so we intend to advertise a smaller
> > number as a fuzzy estimate and don't anticipate the fuzziness mattering
> > much.
>
> Ahh, OK, that happens.  I will write a PR to clarify this.
>
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