How to Check the Security Settings on a PDF File. PDF files are widely used by businesses because of their broad compatibility, but another crucial component of PDF files are their security measures.

Adding password protection to a PDF can make the file even more secure and is the best practice when sharing any sensitive information.

The level of security you want to use with your business' PDF will also be governed by how much you want to spend securing these files.

How to Prevent Saving a PDF File. PDF files offer advantages such as convenience and portability. This file format also allows your small business to create "read only" PDF files.