PDFCrack

PDFCrack – A Password Recovery Tool for PDF-files

About PDFCrack

PDFCrack is a GNU/Linux (other POSIX-compatible systems should work too) tool for recovering passwords and content from PDF-files. It is small, command line driven without external dependencies. The application is Open Source (GPL).

Features

  • Supports the standard security handler (revision 2, 3 , 4 and 5) on all known PDF-versions
  • Supports cracking both owner and user passwords
  • Both wordlists and brute forcing the password is supported
  • Simple permutations (currently only trying first character as Upper Case)
  • Save/Load a running job
  • Simple benchmarking
  • Optimized search for owner-password when user-password is known

pdfcrack-0.13-win32(47k)

Download(pdfcrack-0.11.zip, 630k)

for source code or other platform version , please visit Pdfcrack Project Page.

this one can get password only, if you want to remove password from PDF document, please use PdfCrypt

P.S.

Here is a Japanese tutorial,

Windows上でもPDFファイルのパスワードを総当たりで解析できるフリーソフト「PDFCrack」

Donations are welcome,

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