![]() GcExcel enables adding a digital signature into Excel in two forms, either as an actual Signature or as a 'Signature Line.'Ī signature is an actual copy of the digital certificate (PFX/PKCS12) that gets embedded into the document. The library supports digital signature in the Excel spreadsheets using the IWorkbook.Signatures and IWorksheet.Shapes properties. ![]() With the new release, GcExcel allows a user to digitally sign an Excel file to secure the content's authenticity. Digital Signature Support in Excel Spreadsheets The GrapeCity Documents for Excel v3.2 release introduces support for digital signatures in Excel spreadsheets. Supporting digital signature is becoming a standard in digital documentation. Simply put, a digital signature is an electronic fingerprint that confirms the signer's identity and the authenticity of the document. ![]() In the current digital landscape, traditional signing and authenticating documents are quickly being replaced by digital signatures.Ī digital signature is an electronic, encrypted stamp of authentication on digital information, such as e-mail messages, electronic documents, etc. ![]()
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