**Inheritance:** java.lang.Object ``` public class DigitalSignatureUtil ``` Provides methods for signing document. To learn more, visit the [ Work with Digital Signatures ][Work with Digital Signat......DOT](../../com.aspose.words/loadformat/\#DOT), [LoadFormat...[LoadFormat.DOT](../../com.aspose.words/loadformat/\#DOT), [LoadFormat...