AWinware Pdf Encryption software is best pdf protection tool designed to encrypt pdf data with RC4 or AES encryption algorithm having 40-bit, 128-bit or 256-bit long encryption key. Tool restricts pdf data to disallow pdf editing, printing & copying. AWinware pdf encrypt tool helps in locking pdf documents with password security to make pdf file ask for open password whenever anyone try to view pdf content. AWinware encryption software for Adobe pdf file ask to append two types of password, user password and another is owner password. User password is just to restrict pdf opening for reading purpose however owner password prevents pdf file from unauthorized printing, editing, content copying, form filling, signing, commenting, page extraction, conversion into another format etc. A free evaluation version of pdf encryption software is available evaluate the product performance with trial version watermarking on the pages. Downloading and installation process of this application is hassle free, takes very space on disk for installation. Tool contains inbuilt user help manual for instant support, no extra technical skill is required to operate the tool. AWinware Pdf Encryption software is Windows 8 ready tool, supports other Windows OS also including XP, Vista and 7.