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Date: Sat, 17 Dec 2016 16:06:15 -0800 (PST)
From: Christian Kujau <>
To: "Jason A. Donenfeld" <>
cc: Tom Herbert <>, Netdev <>,, LKML <>, 
    Linux Crypto Mailing List <>, 
    Jean-Philippe Aumasson <>, 
    "Daniel J . Bernstein" <>, 
    Linus Torvalds <>, 
    Eric Biggers <>, David Laight <>
Subject: Re: [PATCH v3 1/3] siphash: add cryptographically secure hashtable

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" :-)

BOFH excuse #354:

Chewing gum on /dev/sd3c

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