phc-discussions - Re: [PHC] How important is salting really?

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Message-ID: <CAMtf1HusC2XGaW4s_ZjfsuZpaYAmRNkYTjVR_4Cj7WcgYVmfsw@mail.gmail.com>
Date: Fri, 12 Dec 2014 20:32:38 +0800
From: Ben Harris <ben@...rr.is>
To: discussions@...sword-hashing.net
Subject: Re: [PHC] How important is salting really?

On 12/12/2014 7:19 pm, "epixoip" <epixoip@...dshell.nl> wrote:
> > If there was no salt, then the cost would be drastically lower and the
> > attacker could start the attack before getting the hashed passwords.
>
> This makes absolutely no sense. How exactly does one start attacking
> hashes before having the hashes?

I'll have to leave that as an exercise for the reader. Maybe have a read of
the Dunning-Kruger effect first.

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