Portable Document Format (PDF) is quite extensively used around the globe because of its easy utility. However, some people use the free Reader to view these files. Now, this can be problematic because these Readers might be free, but they lack security. If you are using an online free Reader, you are yourself putting your confidential data in danger. Since, they are online programs, there is no safety of your data. Hence, the product to use for secure viewing of your PDF files is Docsmartz PDF Reader. This program is completely safe and offers ultimate security to your PDF files.