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Re: [TLS] I-D Action: draft-ietf-tls-certificate-compression-01.txt

Victor Vasiliev <vasilvv@google.com> Wed, 13 December 2017 23:01 UTC

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From: Victor Vasiliev <vasilvv@google.com>
Date: Wed, 13 Dec 2017 18:01:24 -0500
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To: David Benjamin <davidben@chromium.org>
Cc: Hanno Böck <hanno@hboeck.de>, "tls@ietf.org" <tls@ietf.org>
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Subject: Re: [TLS] I-D Action: draft-ietf-tls-certificate-compression-01.txt
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On Wed, Dec 13, 2017 at 5:44 PM, David Benjamin <davidben@chromium.org>
wrote:

> On Wed, Dec 13, 2017 at 5:39 PM Hanno Böck <hanno@hboeck.de> wrote:
>
>> Hi,
>>
>> The deployment of TLS 1.3 was delayed because Internet middleboxes
>> broke when they saw unknown TLS data.
>>
>> I guess it's plausible to assume that the same problem will show up
>> with compressed certificates. Has any thought been given to that?
>>
>
> (To that end, it may be better to explicitly say in the document that the
> extension applies to TLS 1.3 only, so other folks don't try to deploy it at
> TLS 1.2 and have things break in buggy non-compliant networks they aren't
> testing in.)
>

We do discuss the middlebox problem in the document, but we leave it up to
the implementers to decide what to do with it.

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