phc-discussions - Re: [PHC] A (naively?) simple PHC submission using hash chains

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Message-ID: <CAHOTMV+obVKJTRFnrtUJ6GJaPP48O9_ChqQU6g718_fWmSPyyw@mail.gmail.com>
Date: Wed, 7 Aug 2013 00:44:19 -0700
From: Tony Arcieri <tony.arcieri@...il.com>
To: "discussions@...sword-hashing.net" <discussions@...sword-hashing.net>
Subject: Re: [PHC] A (naively?) simple PHC submission using hash chains

On Wed, Aug 7, 2013 at 12:39 AM, Steve Thomas <steve@...tu.com> wrote:

> You shouldn't rely on threading as it can cause problems
>

What problems?

>  and extra resources.
>

Like multiple CPU cores?

> If anything it should be nice for vector instructions (SSE2, AVX, AVX2,
> AVX512)
>

How would these help leverage multicore CPUs?

> Anyone know if the AES-NI run in constant time?
>

It'd be pretty facepalm if it wasn't. That said AES-NI would be an
interesting way to get speedups on x86 CPUs at least

-- 
Tony Arcieri

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