DigitalSignature class
DigitalSignature class
Contains Digital signature properties.
Inheritance: DigitalSignature →
BaseSignature
The DigitalSignature type exposes the following members:
Constructors
| Constructor | Description |
|---|---|
| init | Initialize Digital signature with default parameters. |
| init | Initialize Digital signature with known SignatureId. |
| init | Create Digital signature with specified certificate. |
Properties
| Property | Description |
|---|---|
| signature_type | Specifies the type of signature. |
| page_number | Specifies the page signature was found on. |
| signature_id | Unique signature identifier to modify signature in the document over Update or Delete methods.
This property will be set automatically after Sign or Search method being called. If this property was saved before it can be set manually to manipulate the signature. |
| is_signature | Get or set flag to indicate if this component is Signature or document content.
This property is being used with Update method to set element as signature (true) or document element (false). |
| deleted | Get the flag that indicates if this signature was deleted from the document.
This property is being used only for document history log records to keep the list of deleted signatures. |
| created_on | Get or set the signature creation date. |
| modified_on | Get or set the signature modification date. |
| top | Specifies top position of signature. |
| left | Specifies left position of signature. |
| width | Specifies width of signature. |
| height | Specifies height of signature. |
| certificate | Gets or sets the X509 certificate. |
| comments | Gets or sets the signing purpose comment. |
| is_valid | Keeps true if this digital signature is valid and the document has not been tampered with. |
| sign_time | Gets or sets the time the document was signed. |
| certificate_custom_store_name | Specifies the custom store name of the certificate. |
| x_ad_es_type | XAdES type DigitalSignature.x_ad_es_type. Default value is None (XAdES is off).
At this moment XAdES signature type is supported only for Spreadsheet documents. |
| thumbprint | Gets the thumbprint of a certificate. |
Methods
| Method | Description |
|---|---|
| load_digital_signatures | Load Digital signatures from all system X509 Certificates Stores. |
| load_digital_signatures | Load Digital signatures from a certificate storage. |
| clone | Clone Barcode Signature instance. |
See Also
- module
groupdocs.signature.domain - class
BaseSignature - class
DigitalSignature