phc-discussions - Re: [PHC] Any "large verifiers" on the panel?

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Message-ID: <20130219010022.GA22713@openwall.com>
Date: Tue, 19 Feb 2013 05:00:22 +0400
From: Solar Designer <solar@...nwall.com>
To: discussions@...sword-hashing.net
Subject: Re: [PHC] Any "large verifiers" on the panel?

On Tue, Feb 19, 2013 at 01:42:42AM +0100, Patrick Mylund Nielsen wrote:
> Sorry, I do agree that it doesn't hurt to have e.g. a secret that is e.g.
> on the disk instead of the database--I'm just worried that such secrets
> would become central to the strength of the algorithm, i.e. developers rely
> too much on the secret, and offline attacks become trivial if you have both
> the secrets and the salts+digests.

We're not going to consider such schemes seriously.  The call for
submissions should be clear in this respect.  Isn't it clear now?

> I didn't mean that it should be ignored,
> but that I hope it is considered a "bonus" and not a condition for
> security.

Of course.

Alexander