Add and Verify Digital Signatures in PDF Documents using C#
Digital Signatures are used to secure PDF documents before they are shared with third parties. Digitally signing a PDF document makes it possible to detect tampering by verifying the document using the digital signature. In order to secure the PDF documents programmatically using digital signatures, this article will show you how to add digital signatures in a PDF files in C#. You will also learn how to verify the digital signatures in PDF files in C#.