I am missing the feature to digitally sign word macro vbaprojects in .docm files.
It exists for excel files:
https://apireference.aspose.com/net/cells/aspose.cells.vba/vbaproject/methods/sign
@nni,
Thanks for your inquiry. Please use DigitalSignatureUtil.Sign method to sign source document using given CertificateHolder with digital signature and writes signed document to destination file.