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Date: Mon, 19 Dec 2005 00:03:37 +0100
From: "Frank Dittrich" <frank_dittrich@...mail.com>
To: john-users@...ts.openwall.com
Subject: Re: Dupes recognition based on internal representation of ciphertex

Solar Designer wrote,

>Frank (and others),
>
>It's been some months, but I've finally included a (somewhat limited)
>solution for this problem into 1.6.40.

I noticed it in the announcement of 1.6.40.

>The new rules for JtR patches implementing hashes with case-insensitive
>encodings are as follows:
>
>1. valid() should allow for lower/upper/mixed case to be used in the
>case-insensitive portions of the encodings.
>
>2. split() must unify the case of hash encodings, typically by
>converting them to all-lowercase (except for case-sensitive portions,
>if any).
>
>3. The new flag FMT_SPLIT_UNIFIES_CASE must be set.

Different external representations for the same hash
are not necessarily a matter of upper vs. lower case.

Frank


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