## DigitalSignature class

Represents a digital signature on a document and the result of its verification.
To learn more, visit the [Work with Digital Signatures](https://docs.aspose.com/words/python-net/working-with-digital-signatures/) documentation article.




### Properties

| Name | Description |
| --- | --- |
| [application_version](./application_version/) | Gets the application version for the digital signature. |
| [certificate_holder](./certificate_holder/) | Returns the certificate holder object that contains the certificate was used to sign the document. |
| [color_depth](./color_depth/) | Gets the color depth for the digital signature. |
| [comments](./comments/) | Gets the signing purpose comment. |
| [horizontal_resolution](./horizontal_resolution/) | Gets the horizontal resolution for the digital signature. |
| [is_valid](./is_valid/) | Returns ``True`` if this digital signature is valid and the document has not been tampered with. |
| [issuer_name](./issuer_name/) | Returns the subject distinguished name of the certificate isuuer. |
| [office_version](./office_version/) | Gets the Office version for the digital signature. |
| [sign_time](./sign_time/) | Gets the time the document was signed. |
| [signature_type](./signature_type/) | Gets the type of the digital signature. |
| [signature_value](./signature_value/) | Gets an array of bytes representing a signature value. |
| [subject_name](./subject_name/) | Returns the subject distinguished name of the certificate that was used to sign the document. |
| [vertical_resolution](./vertical_resolution/) | Gets the vertical resolution for the digital signature. |
| [windows_version](./windows_version/) | Gets the Windows version for the digital signature. |

### See Also

* module [aspose.words.digitalsignatures](../)