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mykb/docs/johntheripper.md
Till Dieminger 92c2d15a3e Update
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JohnTheRipper

This is a bunch of scripts to crack a bunch of different passwords offline

Installation

git clone https://github.com/magnumripper/JohnTheRipper.git
cd JohnTheRipper/src
./configure && make

Usage

For pdfs

  1. Create a hash of the pdf you want to open

    cd JohnTheRipper/run
./pdf2john.pl <pdf file> > <output file>

    The output file will be a hash file of the meta info of the pdf. Will be refered to by hash-file from now on.

  2. Crack the hash

    cd JohnTheRipper/run
./john <hash file>

  3. Retrieve the password

    cd JohnTheRipper/run
./john --show <hash file>

    The password will be dispalyed the format of <path-to-pdf>:password

    /root/user/secred.pdf:54321