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Digitally Sign a VBA Code Project with Certificate
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You can digitally sign your VBA code project using Aspose.Cells with its Workbook.VbaProject.Sign() method. Please follow these steps to check if your Excel file is digitally signed with a certificate.
- Click Visual Basic from the Developer tab to open Visual Basic for Applications IDE
- Click Tools > Digital Signatures… in the Visual Basic for Applications IDE
It will display the Digital Signature Form, indicating whether the document is digitally signed with a certificate.
Digitally Sign a VBA Code Project with Certificate in C#
The following sample code illustrates how to use the Workbook.VbaProject.Sign() method. Below are the input and output files for the sample code. You can use any Excel file and any certificate to test this code.
- Source Excel file used in the sample code.
- Sample pfx file to create a digital signature. Please install it on your computer to run this code. Its password is 1234.
- Output Excel file generated by the sample code.