Re: [kitten] Éric Vyncke's No Objection on draft-ietf-kitten-tls-channel-bindings-for-tls13-14: (with COMMENT)

Alexey Melnikov <alexey.melnikov@isode.com> Thu, 03 March 2022 11:58 UTC

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Date: Thu, 03 Mar 2022 11:58:10 +0000
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To: Éric Vyncke <evyncke@cisco.com>, The IESG <iesg@ietf.org>
Cc: draft-ietf-kitten-tls-channel-bindings-for-tls13@ietf.org, kitten-chairs@ietf.org, kitten@ietf.org
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From: Alexey Melnikov <alexey.melnikov@isode.com>
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Subject: Re: [kitten] Éric Vyncke's No Objection on draft-ietf-kitten-tls-channel-bindings-for-tls13-14: (with COMMENT)
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Hi Éric,

Just to clarify 1 thing:

On 01/03/2022 12:05, Éric Vyncke via Datatracker wrote:
> I am also assuming that in section 2 the length is really 32 octets while the
> string "EXPORTER-Channel-Binding" has only 25 characters (I had no time to dig
> into the details of RFC 5705).
The label is input to the hashing function described in RFC 8446. The 
output length of that function is 32 octets.

Best Regards,
Alexey