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Date: Thu, 22 Nov 2012 19:18:22 +0530
From: Dhiru Kholia <>
Subject: Re: Bug in pfx parser?

On Thu, Nov 22, 2012 at 6:31 PM, Jeroen <> wrote:
> I try to crack pfx files using the unstable-jumbo version of John. Pfx2john
> perfectly converts the files' data to a John compatible list of hashes.
> However John cannot load / crack them:
>  Unable to create PKCS12 object from bio
>  : Success
> I guess it's got something to do with the buffer size for the hashes in John
> since the problem can be isolated to the hash of a extremely large pfx: the
> 50k pfx file results in a 99.354 bytes hash. The pfx can be imported in e.g.
> Windows without any problems. Can you please look into this? Thanks in
> advance.

Hi Jeroen,

1. Can you try the attached patch? (don't forget to do "make clean").

2. Where did you get such a large .pfx file from?


Download attachment "pfx_fix.diff" of type "application/octet-stream" (354 bytes)

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