Word documents, and even PDF files, aren't necessarily safe. These normally innocuous files can be injected with malicious “poison” code or simple scripts of code that can be a serious security risk . You probably already know it's dangerous to open files from sources you can't necessarily trust. If you're an activist or journalist—or anyone who occasionally depends on anonymous tips to do their jobs—you might run into a situation where potentially useful information is inside a Microsoft Word document or PDF file that you can't exactly vouch for. Wouldn't it be nice if you could open those files and read them without exposing your device to potential security risks? Dangerzone is a free and open source tool built for this purpose. Originally built by journalist and security engineer Micah Lee , this application opens files in a sandbox environment with no internet access, then converts the file to an image-based PDF with no scripting enabled.…