How to Protect a PDF - Version 1.0.0.0 How to protect a PDF file? It is the frequently asked questions by the number of people who have suffered from online privacy or unwanted interruption by unwanted users. But how to really protect a PDF file to restrict unwanted access by snoopers? Well the only answer to the above question is password protection. To protect a PDF file with password you can either opt for Adobe Acrobat or any other third party PDF encryption tool available in the market. As far as Acrobat is concerned it is an expensive tool that would not fit in everyone's budget. And if you're willing to use any other third party tool we would recommend you to try Estelar Protect a PDF to protect all your sensitive and confidential information in PDF documents.With Estelar Protect a PDF utility you can protect a PDF file from copying, editing, printing, and modifying. Protect a PDF also enables users to add