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Date: Fri, 14 Mar 2014 00:38:10 -0700
From: Tony Arcieri <>
To: Jeremy Spilman <>
Cc: "" <>
Subject: Re: [PHC] "Why I Don't Recommend Scrypt"

On Thu, Mar 13, 2014 at 11:16 PM, Jeremy Spilman <> wrote:

>  It's probably so easy to enumerate users on a system through timing,
> it's almost worth giving up on the premise, and just provide a descriptive
> login error message.

Security is hard, let's go shopping! Well, hopefully if we actually give it
a decent go we can do better than Snapchat, or AT&T.

But seriously, I think the real solution here is server relief protocols.
It should be possible to use some fancy pants scrypt-like algorithm without
overwhelming your infrastructure by moving most of the computation to the

Tony Arcieri

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