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Re: [IPsec] Working Group Last Call: draft-ietf-ipsecme-esp-ah-reqts

"Valery Smyslov" <svanru@gmail.com> Tue, 04 March 2014 06:10 UTC

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From: Valery Smyslov <svanru@gmail.com>
To: Tero Kivinen <kivinen@iki.fi>
References: <530CE583.6030801@gmail.com><9618756DDA9C407AB0DC06AC207FD394@buildpc> <21268.42389.983348.801438@fireball.kivinen.iki.fi>
Date: Tue, 04 Mar 2014 10:10:32 +0400
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Subject: Re: [IPsec] Working Group Last Call: draft-ietf-ipsecme-esp-ah-reqts
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HI Tero,

> Hmm... actually we should most like use the same names we use in the
> IANA registry.


Agree, this would make things more clear.

> I think the best is to say that in general with AES encryption (GCM,
> CBC, CCM etc) we assume the key length is 128-bits. (i.e. the


And don't forget about GMAC.

> MUST for AES-CBC is for 128-bit keys, and the SHOULD+ for AES-GCM is
> also for 128-bit keys with x octect ICV).

I also think this is the best way. I listed the other two just for 
completeness.

Valery.

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