Here is a sample structure of the signature:
/Type /Sig /SubFilter /adbe.x509.rsa_sha1 /Filter /Adobe.PPKMS
Introduce new section properties which are responsible for defining columns in the section.
Provide a way to export filters.
Implement the Exponential Interpolation Function in PdfProcessing. Currently, NotSupportedFunctionTypeException is thrown with a message "Function type 2 is not supported."