PdfSign.rsaSha1 constructor Null safety

PdfSign.rsaSha1(
  1. {required List<Uint8List> certificates,
  2. required Uint8List privateKey,
  3. String? name,
  4. String? location,
  5. String? reason,
  6. String? contactInfo,
  7. HashAlgorithm? digest,
  8. PdfSignPerms? permissions}
)

Digitally Sign a document using RSA and SHA