Portable Document Format (PDF) is a file format used to present documents in a manner that is independent of the implementation of software, hardware, and operating systems. Each PDF file encapsulates a complete description of a fixed-layout flat document, including the text, fonts, graphics, and other information needed to display it. During certain operations while working…

As far as data security is concerned, files with .pdf extension are considered the best for saving documents. In fact, today, .pdf has become the universal file format because of its security features and ease of use. People, while creating PDF files, can apply additional restrictions on it to make the data secure. There can…