For creators, publishers, and educators who sell or distribute PDF workbooks, one of the most difficult challenges is preventing unauthorized sharing. Even when a PDF is encrypted or password-protected, many users can still bypass protection simply by printing the document
VeryPDF Screen Shield: Protect PDFs by Showing Only Part of Each Page and Prevent Screenshots
What is Partial Page View in VeryPDF Screen Shield? Partial Page View is a patented feature of VeryPDF Screen Shield that limits the visible area of your PDF. Instead of showing the entire page, recipients see only a portion at