iStonsoft PDF Encryption

Easily Encrypt PDF with User/Owner Password Many times we would like to encrypt confidential PDF files so anyone else cannot access the content without correct authorized password. PDF Encryption Tool is a great helper which makes it easy to enable password to your PDF from opening, copying, editing, etc. * Set User Password(Open Password) to PDF to prevent PDF from openning directly. * Add Owner Password to PDF document to protect PDF from reuse. * Read-only, risk-free, and cost-effective software. * Easy to use, no prior skills needed.