Export VBA Certificate to File or Stream

Aspose.Cells allows you to export VBA Digital Certificate to stream such as file or memory stream. You can access the raw data of the VBA digital certificate using the Workbook.VbaProject.CertRawData property.

Export VBA Certificate to File or Stream in C#

Please see the following sample code that saves the raw data of the VBA Certificate into a file. You can download the sample excel file used in this code from the provided link.

// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-.NET
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);

// Load your source excel file into workbook object
Workbook workbook = new Workbook(dataDir + "sampleVBAProjectSigned.xlsm");

// Retrieve bytes data of Digital Certificate of VBA Project
byte[] certBytes = workbook.VbaProject.CertRawData;

// Save Certificate Data into FileStream
File.WriteAllBytes(dataDir + "Cert_out_", certBytes);