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Date: Mon, 4 May 2015 11:52:12 -0400
From: Mathieu Laprise <>
Subject: Re: [Johnny] Task 1.5.1 Manual plaintext guessing

Thanks for setting up that discussion, my plan is to work on this early
this week and this discussion will help me a lot understanding the task

On Mon, May 4, 2015 at 8:51 AM, Shinnok <> wrote:

> > On May 4, 2015, at 3:47 AM, Mathieu Laprise <>
> wrote:
> >
> > Also, regarding this feature "Manual plain-text guessing for individual
> ciphers (directly in the table view)", can you please describe a use case.
> I'm not sure to understand the concept of "ciphers". Is the use case : "the
> user try to guess the password for a user in the table view and we verify
> if he's right or not " ?
> Task is [1.5.1] Manual plain-text guessing for individual ciphers
> (directly in the table view).
> What I long thought would be a nice feature is having the ability to
> manually test guesses for a single(and maybe multiple?) set of hashes
> already loaded in Johnny. Most likely by using a separate column in the
> main table view of loaded hashes.
> I know that this can simply be achieved by simple using or editing a
> dictionary in the wordlist mode as far as JtR is concerned.
> Let's drive the discussion:
> 1. Would this be useful for anyone else besides me? My reasons include:
>         a) quickly verify a known ciphertext - plaintext combo;
>         b) "I'm feeling lucky" guesses;
> 2. Can we easily implement this with JtR(is the dictionary approach the
> only one)?
> 3. Should it be a transparent step/action that runs as a one shot task and
> results in an answer on the spot? (i.e. we don't have to start an actual
> cracking session)
> 4. Will this collide with an existing session for the current john.pot?
> Shinnok

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