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Date: Tue, 5 Sep 2023 12:54:34 -0700
From: Fred Wang <>
Subject: Re: Implementing compatibility with the 3PC protocol

> On Sep 5, 2023, at 12:22 PM, Solar Designer <> wrote:
> Hello Håvard,
> That said, this could be useful not only for privacy-preserving
> cracking, but also in obscure cases where only partial hashes are
> available or there's uncertainty about some portions.  As I heard, the
> closed source MDXfind cracker is good at this, and could possibly be
> easier to add support for such range vectors to if it were not closed
> source or if its author chooses to do that.

MDXfind does have partial match capabilities which could be used to implement this. The core match function would need to be extended to deal with the masking, which would certainly slow the performance somewhat, but a “described” vector input is easy enough to do.

The question is “to what end”?

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