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Re: [babel] Babel-MAC: Blake2s is 128-bits by default

Juliusz Chroboczek <jch@irif.fr> Mon, 30 November 2020 23:40 UTC

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Date: Tue, 01 Dec 2020 00:39:45 +0100
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From: Juliusz Chroboczek <jch@irif.fr>
To: "STARK, BARBARA H" <bs7652@att.com>
Cc: 'Toke Høiland-Jørgensen' <toke=40toke.dk@dmarc.ietf.org>, 'Valery Smyslov' <valery@smyslov.net>, "'babel@ietf.org'" <babel@ietf.org>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/babel/2_zY2EjCPU7hxkafTBts4nSFn_0>
Subject: Re: [babel] Babel-MAC: Blake2s is 128-bits by default
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> ... this means that other than changing "BLAKE2s" to "BLAKE2s-128" (consistent
> with the list of "possible values" change), no other change is needed to the text 
> in info model re BLAKE2s key length:

>       If the algorithm is "BLAKE2s-128",
>       the length MUST be between 0 and 32 bytes inclusive, as described
>       in [RFC7693].

That looks correct to me.

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