Tag Archives: c# electronic signature

Verify Digital Signature in Documents using C#

Digital Signatures in documents look similar to the paper-based signatures, however, being certificate-based electronic signatures they contain the identity of the signer in encrypted form. The certificates are issued by trusted and authorized Certificate Authorities. These authorities identify the person the certificates are issued to. This is why the digitally signed documents can be verified at any time. In this article, I’ll show you how to programmatically verify the digital signature in PDF, Word, and Excel, documents by using GroupDocs.Signature …

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