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Re: Fwd: Rainbow Tables
From: Jeffrey Walton <noloader () gmail com>
Date: Tue, 6 Aug 2013 15:49:51 -0400

On Tue, Aug 6, 2013 at 1:04 PM, Michael Peppard <mpeppard () impole com> wrote:
"Finally, given salt predominantly in use in modern password hash
schemes, pen testing in realistic modern conditions, are rainbow
tables still of value?"

The sole purpose of salt is to make rainbow tables extinct. It has no
other value ...
Salts also ensure that two users with the same password have different
digested password entries in the database.

It was recently proven that salt is a good thing. "Multi-Instance
Security and its Application to Password-Based Cryptography,"


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