PDF Password Cracker Pro allows to search for "owner" and "user" passwords with brute-force and dictionary attacks, effectively optimized for speed.In addition, it has Key search attack, which guarantees the decryption (regardless the password length and complexity) of PDF files that use 40-bit encryption.

The standard security provided by PDF consists of two different passwords.Owner Password allows to prevent PDF file from printing, editing (changing), selecting text and graphics, or adding/changing annotations and form fields; User Password locks the file so the password is required to open or view the file.If only owner password is set, decryption is being done instantly; decrypted file can be opened in any PDF viewer (e.g.

Adobe Acrobat Reader) without any restrictions, i.e.with edit/copy/print/annotate functions enabled.Alternatively, owner password can be recovered using brute-force or dictionary attacks.

Additionally, PDF Password Cracker Pro supports "key search" attack that allows to decrypt PDF files with 40-bit security regardless the password length.PDF Password Cracker Pro Features:1.PDF Password Cracker Pro is easy to use;2.PDF Password Cracker Pro do NOT need Adobe Acrobat software;3.

PDF Password Cracker Pro support all windows systems;4.PDF Password Cracker Pro support PDF 1.6 (Acrobat 7.x) files, including 40-bit RC4 decryption, 128-bit RC4 decryption, compressed files and unencrypted metadata;5.PDF Password Cracker Pro support Adobe Standard 40-bit Encryption and Adobe Advanced 128-bit Encryption;6.

PDF Password Cracker Pro recovers user password required to open the file;7.Brute-Force, or Dictionary attacks are used to recover the password;8.PDF Password Cracker Pro automatically saves password search state and can resume after a stop or a crash;9.

Patterns can be used to minimize search time if any part of the password is known;10.Non-English characters in passwords are supported;