Passper for PDF 3.7.0.1

Quickly and easily access the locked PDF files by recovering document
open password or removing the editing and printing restrictions.

All Kinds of Password Protections Are Covered
• Unable to open a password protected PDF file
• Cannot edit, copy, and delete the content in a PDF file
• Unable to leave comments or print a PDF file

Full Solution to Unlock PDF Files
Adobe Acrobat allows users to either lock the whole PDF file by setting
a password to open the file or protect the file from being edited or printed by
setting restrictions using a password. Therefore, there are 2 methods to
access locked PDF files without password.

4 Methods to Recover PDF Document Open Password
1. Dictionary Attack
2. Combination Attack
3. Mask Attack
4. Brute-Force Attack