About Appnimi PDF Unlocker

Have you lost your PDF password or are you a forensic engineer. In both cases you will need a tool to remove the protection on the protected PDF. PDFUnlocker does the same. It unlocks the PDF for you using a Brute Force algorithm. PDFUnlocker saves the unlocked file separetely leaving the original file as it is.

With an elegant GUI the user can set the parameters easily before starting the unlocking process. It wil work in all windows platform.

Features of Appnimi PDF Unlocker

• It is free
• Easy to use
• Support Windows 98, ME, NT, 2000, XP, 2003, Vista and Win 7 Systems
• Recovers user password required to open the file
• Brute-Force alogorithm are used to unlock the file
• Dictionary Attack using a word list can be used to unlock the file.
• The exe in the installation directory is portable
• With an elegant GUI the user can set the parameters easily before starting the recovery process
• Extract the files
• Unlocks any password protected PDF. Following permission are allowed on the unprotected pdf produced by PDF Unlocker.
  • Assembly
  • Copy
  • DegradedPrinting
  • Fill In
  • Modify Annotations
  • Modify Contents
  • Printing
  • Screen Readers
• The tool is completely portable as it is an exe.

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Using Appnimi PDF Unlocker

• Download the zip file by clicking on the download link
• Extract the zip
• Run the installer in the zip file
• Select the default settings while installing
• Run "Appnimi PDF Unlocker" using one of the shortcuts on desktop or in the startup menu.
• Enter or select the path of the file whose password is to be recovered.
• Enter the minimum and maximum length
• Select Brute Force or Dictionary method of recovery
• Enter the possible characters or path to dictionary/wordlist file.
• Click on Start
• The status bar gets updated at regular intervals showing the progress.
  
  

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Screenshot

Initial Screen

Password Recovery in Progress

Password Recovered

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Disclaimer

Appnimi PDF Unlocker is designed with a good purpose to help users to recover the password of their protected PDF file which they have valid access to.

Like any tool its use either good or bad, depends upon the user who uses it. However author or Appnimi is not responsible for any damage caused due to misuse of this tool.

Revision History

Version 2.0 : 27th July 2011

• Password Recovery added
• Set prefix and/or suffix for a password generated using Brute force attack
• Dictionary Method of Recovery added
• Improved GUI

Version 1.0 : 7th December 2010

First Public Release of Appnimi PDF Unlocker