Re: [PATCH v3 1/3] siphash: add cryptographically secure hashtable function

From: Christian Kujau
Date: Sat Dec 17 2016 - 19:06:30 EST


On Thu, 15 Dec 2016, Jason A. Donenfeld wrote:
> > I'd still drop the "24" unless you really think we're going to have
> > multiple variants coming into the kernel.
>
> Okay. I don't have a problem with this, unless anybody has some reason
> to the contrary.

What if the 2/4-round version falls and we need more rounds to withstand
future cryptoanalysis? We'd then have siphash_ and siphash48_ functions,
no? My amateurish bike-shedding argument would be "let's keep the 24 then" :-)

C.
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