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 and verify digital signatures in a PDF document using C#. Ultimately, you will learn how to:
Add digital signatures in PDF documents using C# Digitally sign PDF documents with a Timestamp server in C# Verify digital signature in PDF using C# C# Library for Digital Signatures in PDF In order to add and verify digital signatures in PDF documents, we’ll use Aspose.
Usage Rights Signature Field Check Supported in Aspose.PDF for Java
We have published a new release of Aspose.Pdf.Kit for Java. In Aspose.Pdf.Kit for Java 2.9.0, we have provided support for signature fields. You can specify the location for signatures using signature fields and then fill these fields with signatures. You can see a sample on this link.
We have also provided support for usage rights checks. PKCS#1, PKCS#7, and PKCS#7 Detached signature types have been supported in this version. You can also get product name or version number using the following code:
Connectrex implemented Digital Sign feature using proprietary System key for legal PDF documents using Aspose.PDF for .NET
About connectrex connectrex is a leading provider of community corrections software and a strategic consulting partner to progressive government agencies nationwide. We are unique! We are special! No other company can claim our experience, talents or capabilities. Blending award-winning software with leading community corrections staff connectrex has truly delivered on the vision of software that makes a difference.
Monitor An enterprise-class criminal justice client management system, Monitor provides a single, state-of-the-art, integrated database solution that meets all of the investigation, supervision, institutions, document management, financial accounting, reporting, and management needs of the community corrections agencies for both adult and juvenile offenders.