ap PDF Encrypt
PDF Encrypt software is a very flexible and powerful program, PDF Encrypt software allows you to encrypt (using standard 40-bit or 128-bit supported by Acrobat Reader 5. 0 and up) existing PDFs, set permissions, add user and owner password. For example you can encrypt a PDF without to allow to... Opening a PDF with this password will allow you full access to the PDF when a user password has been assigned as well. ... Opening a PDF with this password will restrict you based on how the PDF was password protected (printing may be disabled, for instance).
http://www.adultpdf.com/products/encryptpdf/encryptpdf.exe - 856Kb - Download - Screenshot

PDF Encrypt COM/SDK
This software is a very flexible and powerful program, PDF Encrypt software allows you to encrypt (using standard 40-bit or 128-bit supported by Acrobat Reader 5. 0 and up) existing PDFs, set permissions, add user and owner password. For example you can encrypt a PDF without to allow to print it. ... Opening a PDF with this password will allow you full access to the PDF when a user password has been assigned as well. ... Opening a PDF with this password will restrict you based on how the PDF was password protected (printing may be disabled, for instance).
http://www.adultpdf.com/products/encryptpdf/encryptcoms.zip - 103Kb - Download - Screenshot

PDF Encrypt COM/SDK Unlimited License
This software is a very flexible and powerful program, PDF Encrypt software allows you to encrypt (using standard 40-bit or 128-bit supported by Acrobat Reader 5. 0 and up) existing PDFs, set permissions, add user and owner password. For example you can encrypt a PDF without to allow to print it. ... Opening a PDF with this password will allow you full access to the PDF when a user password has been assigned as well. ... Opening a PDF with this password will restrict you based on how the PDF was password protected (printing may be disabled, for instance).
http://www.adultpdf.com/products/encryptpdf/encryptcoms.zip - 103Kb - Download - Screenshot

Encrypt PDF SDK-COM Component
Encrypt PDF SDK-COM is a very flexible and powerful component, Encrypt PDF SDK-COM allows you to encrypt (using standard 40-bit or 128-bit supported by Acrobat Reader 5. 0 and up) existing PDFs, set permissions, add user and owner password. For example you can encrypt a PDF without to allow to... Opening a PDF with this password will allow you full access to the PDF when a user password has been assigned as well. ... Opening a PDF with this password will restrict you based on how the PDF was password protected (printing may be disabled, for instance).
http://www.verypdf.com/encryptpdf/encryptpdf_com_trial.zip - 155Kb - Download - Screenshot

Atomic PDF Password Cracker
Atomic PDF Password Cracker - The program is used to disable limitations for password-protected PDF files. This password may limit editing a file, printing it, selecting text and copying it to the clipboard. Our program does not recover the password, but modifies the PDF file. ... Atomic PDF Password Cracker has a simple and intuitive interface. ... Permission password?. ... If both the password to open and the ? ... Permission password? ... are used for the file, you should enter the password for opening when the program asks to do so.
http://www.apasscracker.com/download/apdf.exe - 1Mb - Download - Screenshot

PDF Security ActiveX
Encrypt and decrypt PDF files Supports PDF user password and owner password protection Password protect opening of the PDF document Disable printing of the PDF document Disable copying of text/graphics Disable modifications to PDF the document Password protection for PDF files with 40 or...
http://www.qwerks.com/download/8329/PSSetup.exe - 3Mb - Download - Screenshot

Encrypt PDF (Secure PDF)
Encrypt PDF software is a very flexible and powerful program, Encrypt PDF software allows you to encrypt (using standard 40-bit or 128-bit supported by Acrobat Reader 5. 0 and up) existing PDFs, set permissions, add user and owner password. For example you can encrypt a PDF without to allow to... Opening a PDF with this password will allow you full access to the PDF when a user password has been assigned as well. ... Opening a PDF with this password will restrict you based on how the PDF was password protected (printing may be disabled, for instance).
http://www.verypdf.com/encryptpdf/encryptpdf.exe - 741Kb - Download - Screenshot

Advanced PDF Password Recovery Pro
Decrypt protected Adobe Acrobat PDF files, which have "user" and/or "owner" passwords set, preventing the file from opening or editing, printing, selecting text and graphics etc. If only "owner" password is set, password recovery is not needed at all, but the file is being decrypted instantly... "User" password can be recovered using brute-force and dictionary attacks; also, the program supports "key attack" that allows to decrypt PDF 1. ... 3 files regardless the password length, guaranteed.
http://www.elcomsoft.com/download/apdfprp.zip - 2Mb - Download - Screenshot

PDF-Recover
pdf-Recover can be used to decrypt protected Adobe Acrobat PDF files, which have "master" password set. If you can not remember your password, pdf-Recover will allow to open encrypted files - and provide without any restrictions. pdf-Recover creates a 1:1 copy of your PDF-file without any... If you need some further features, please have a look at pdf-Recover Professional! ... pdf-Recover will decrypt files up to 128-bit encryption.
http://shop.pdf-office.com/pub/ovispdfrecover.exe - 11Mb - Download - Screenshot

Adult PDF Password Recovery ( remover )
PDF Password Recovery ( pdf decrypt ) ( pdf passwrod remover ) can be used to decrypt protected Adobe Acrobat PDF files, which have "owner" password set, preventing the file from editing (changing),printing,selecting text and graphics(and copying them into the Clipboard), or adding/changing... A PDF document may be protected by password for opening ('user' password) and the document may also specify operations that should be restricted even when the document is decrypted: printing; copying text and graphics out of the document; modifying the document; and adding or modifying text notes...
http://www.adultpdf.com/products/pwdremover/pwdremover.exe - 844Kb - Download - Screenshot