1)   PDF Profit Lock 1.00
Don't let your hard work slip down the drain! PDF Profit Lock lets you add password protection, self-expiring files, splash screens, exit pop-ups...even your own icons! If you don't have PDF Profit Lock, you're just throwing money down the drain!

 2)   Lizard Safeguard PDF Security 2.6
PDF document security software with DRM controls. Control who can view PDF documents & how they are used. Prevent copying, sharing, modifying, screen grabbing. Control the number of views and prints & when documents expire. No useless passwords.

 3)   PDF Encrypt COM/SDK 2.3
PDF Encrypt 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.

 4)   Ap Text To PDF 2.2
Text To PDF ( text2pdf ) is a program to convert ASCII texts into PDF format with a minimum loss of formatting information. support command line, batch convert, encryption, page orientation,font setting etc.

 5)   ap PDF Encrypt 2.3
PDF Encrypt 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.

 6)   PDF Encrypt COM/SDK Unlimited License 2.3
PDF Encrypt 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.

 7)   Encrypt PDF 4.0.1.5
PDF Encrypt software is a very flexible and powerful program, it allows you to encrypt (using 40-bit, 128-bit, AES encryption) existing PDF, set permission, add user and owner password. For example you can encrypt a PDF without allowing to print it.

 8)   pdf encryption Tool 4.0.1.5
pdf encryption Tool is a an advanced and powerful program that allows you to encrypt (using standard 40-bit or 128-bit or AES encryption) existing PDFs, set permissions, add user and owner password. For example you can encrypt a PDF without allowing