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Date: Thu, 20 Aug 2015 11:08:10 +0300
From: Shinnok <>
Subject: Re: JtR encoding help needed

> On Aug 18, 2015, at 11:37 PM, magnum <> wrote:
> On 2015-08-18 14:23, Mathieu Laprise wrote:
>> Shinnok want to indicate non-printable or control chars in Johnny's
>> Password field for core and jumbo. We're not really experimented with
>> encoding. How does JtR prints ascii control chars in john --show ?
> It just prints them. A tab is printed as a tab, an \x07 might ring a bell. It's normally not an issue since no-one has them in real passwords.

I think Frank asked for this in one of his Johnny reviews? Frank, have you ever encountered non-printable ASCII in passwords, maybe just in contests?

What we can do is manually substitute the ASCII non-printable and control chars with their escaped hex or octal variant. I don't think there's a smarter way of handling this.


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