PDF Encryption software set password security on any PDF documents. Software is reliable and flexible tool to set user password and owner password on any pdf document. PDF Encrypt tool apply two types of PDF Encryption Level 40-bit RC4 encryption and 128-bit RC4 encryption. User password is required to open pdf document and Owner password is required to modify various permission like Printing, document Assembly, Content Copying, Content Copying for accessibility, Form Filling, Page extraction, Commenting and Signing.

After applying security with pdf open password, only authorized person or group user can open pdf with correct password and use it for edit, print or copy. If you still want to protect pdf files for disallowing all these features including pdf editing, printing, copying, form filling, signing, commenting, page extraction etc; set pdf owner password protection which helps to restrict unauthorized access of pdf content. Lock pdf files content with advanced RC4 and AES 128 bit encryption level security lock using AWinware Pdf Encryption software.