Adobe's PDF format allows you to combine text and images into portable document files which are easy to share with employees, print or store for later use. As the creator of a PDF file, you can ...

PDF is the most common file type, which lets share across the world. For increased data security, it is not unusual for PDF files to be protected by a password. When PDF files are password protected ...

Most Linux users know vim as a text editor that descended from vi. It can also function as a tool for encrypting text files. In this post, we examine how this is done and how to reverse the process.