TElOfficeCustomSignatureHandler is a descendant of TElOfficeCustomSecurityHandler.
TElOfficeCustomSignatureHandler is a base clas for all office signature handlers.
The signature security handler is a container for signing-related security information.
To use this class in the development and distribution of your software projects, you need to purchase one of the following licenses:
OfficeBlackbox OR SecureBlackbox Data Security OR SecureBlackbox Professional