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Re: [Cfrg] New UMAC Draft

Hugo Krawczyk <hugo@ee.technion.ac.il> Fri, 30 September 2005 05:39 UTC

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Date: Fri, 30 Sep 2005 08:40:54 +0300
From: Hugo Krawczyk <hugo@ee.technion.ac.il>
To: "D. J. Bernstein" <djb@cr.yp.to>
Subject: Re: [Cfrg] New UMAC Draft
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On 30 Sep 2005, D. J. Bernstein wrote:

> Ted Krovetz writes:
> > UMAC is rigorously proven.
>
> I don't believe you. It seems possible, perhaps even likely, that such a
> proof exists; but it's also clear that you haven't done the work yet.
> The risk of error is still unacceptably high.
>

Indeed, I conjecture that the risk of error in our proofs after 2^64
annoying messages from Dan Bernstein to the cfrg list is still around
2^{-61} which as we all know is unacceptably high for the Gods but a great
accomplishment for erring mortals like myself.

Just in case you celebrate Rosh Ha-Shana (and also if you don't):
HAPPY NEW YEAR :)

Hugo



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