AWinware PDF Encryption software is fast and flexible solution for applying passwords on bulk PDF files in a single instant. Software is capable to set user password as well as owner password on bulk pdf documents. User can restrict pdf printing, content text copying, form filling, signing, page extraction, commenting, editing and content copying for accessibility. PDF encryption tool sets all these restrictions on documents as per requirement. User password is needed for locking PDF opening and owner password is needed for applying various permissions like edit, print, copy and extraction. Software supports both type of PDF encryption levels including RC4 128 bit and 40 bit. Tool facilitates to set pdf owner password while user password can be left blank. Thus all in one application software is useful for both home users as well as corporate users. Encrypt pdf files using this awesome Windows based tool, supports all latest operating systems including Windows XP, Vista and Windows 7.