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Date: Thu, 13 Mar 2014 17:07:17 -0400
From: Patrick Mylund Nielsen <>
To: "" <>
Subject: Re: [PHC] "Why I Don't Recommend Scrypt"

On Thu, Mar 13, 2014 at 5:02 PM, Tony Arcieri <> wrote:

> On Thu, Mar 13, 2014 at 1:37 PM, Patrick Mylund Nielsen <
>> wrote:
>> I understand what you are saying, but I am completely unconvinced that
>> this hypothetical attack is any reason whatsoever that we should discourage
>> people from strengthening their password digests. (Not to mention most
>> companies won't *ever* have a DDoS problem!) Where is the evidence?
> Yes, and my point was that DoS is a much more convincing argument than the
> OP made in his blog post. Couple nary a mention of DoS with the 10X
> inflated numbers re: scrypt and I'd say the OP does not know what he's
> talking about.
> I'm not saying people should use weaker PHFs, merely that the tradeoffs
> were ill-considered here. I also don't think you were fully considering the
> tradeoffs either, Patrick.
Ah, okay :) To be perfectly honest, this was more of a general comment on
the countless Hacker News threads that have had my blood boiling.

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