This article explains how to sign document with XML advanced electronic signatures (XAdES) using GroupDocs.Signature API....Classification Product Solution Purchase...
This article explains how to provide advanced search for metadata electronic signatures with GroupDocs.Signature API....Classification Product Solution Purchase...
This article explains how to set up logging when processing a document with GroupDocs.Signature within your .NET applications....Classification Product Solution Purchase...
This article explains how to sign document with Text signature by GroupDocs.Signature API. Let's try to add digital signature to a PDF programmatically....Classification Product Solution Purchase...