Re: [Cfrg] RG Last Call - draft-irtf-cfrg-ocb-00

Ted Krovetz <ted@krovetz.net> Wed, 06 February 2013 03:06 UTC

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From: Ted Krovetz <ted@krovetz.net>
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Subject: Re: [Cfrg] RG Last Call - draft-irtf-cfrg-ocb-00
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> Going to Phil's page gives the following. What is the relation between
> "License 1" and "License 2"?

People pick whichever they want. If a product is open source, they'll likely prefer License 1. If the product is closed they'll likely prefer License 2.

> P.P.S. My assembly skills are rusty, but I didn't find use of CLMUL in the
> assembly code. Could you clarify whether only AES-NI instructions were
> used, or CLMUL was used too? Tnx!

Yes indeed. We used the GCM implementation from OpenSSL, which uses CLMUL.