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Message-ID: <CAHOTMVJb6CisiQJ6cbgjhT67ZSCcuPx38wVVjkf++Tw-=JJ2fQ@mail.gmail.com>
Date: Mon, 28 Oct 2013 17:47:53 -0700
From: Tony Arcieri <bascule@...il.com>
To: "discussions@...sword-hashing.net" <discussions@...sword-hashing.net>
Subject: Re: [PHC] Post-hoc Strengthening
On Mon, Oct 28, 2013 at 5:34 PM, Jeremy Spilman <jeremy@...link.co> wrote:
> You don't *need* the original password in order to strengthen a hash, but
> it tends to get overcomplicated if you try to strengthen a hash value
> without it.
>
> But it doesn't need to be this way...
Indeed! You might want to take a look at "client-independent updates" in
the Cantena password hash:
http://eprint.iacr.org/2013/525.pdf
--
Tony Arcieri
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