How Do You Find and Change Metadata on a PDF? Every PDF contains metadata, but what is it? Why does PDF metadata matter? What does your PDF’s metadata say about your PDF? PDF metadata, and all metadata in general, is the data that describes other data. Remember that PDFs and other file formats (DOC, XLS, …
Tag Archives: pdf file security
How Can I Sign a PDF Document Online?
If you need to add an esignature to a PDF, this tool will let you either add your signature or upload a photograph of your signature.
Guide to Locking, Unlocking, Protecting, Unprotecting PDF Files
This guide gives you several options for password protecting PDF documents to restrict who can open, edit and share the PDF.
Password Protect Your PDF Files
It’s easy online with this PDF editor. Restrict who can open, print, share and change any PDF file. Here’s how it works.
8 Types of PDF Files
What is a PDF/A file? How do you create one? Here is a list of 8 types of PDF files and how they are used.
Understanding U.S. Copyrights and PDFs*
Can You Print and Distribute Someone Else’s Intellectual Property? When does a document become copyrighted? What is digital rights management, and how do they apply to PDFs? Is it legal to make copies of PDFs? This article answers FAQs about DRM, copyrights, and PDF documents. Copyright is a term that generally refers to protecting the …
Can PDFs Contain Viruses? Understanding Malware
PDF viruses are rare, but it happens. Malware can be attached to any type of file, and delivered through many means. How to scan files for free before opening.