Released: Nov 30, 2021

V21.11 中的更新

特性

• Added new signature settings which allow you to skip document saving when the Delete and Update methods have no effect.
• Added support for crypto currency wallet QR Code type.

修補程式

• Parameter is not valid for Image Document.
• Skip Document saving when Delete method had no effect.
• Skip Document saving when Update method had no effect.

Released: Aug 27, 2021

V21.8 中的更新

特性

• Added the ability to exclude deleted signatures from document information.
• Added support for XLT and XLTM spreadsheet formats
• Improved signing process when using multiple threads.

修補程式

• Fixed word processing document issue when saving digital signatures.
• Fixed issues deleting digital signatures in word processing and spreadsheet files.

Released: May 31, 2021

V21.5 中的更新

特性

• Improved PDF Digital Appearance implementation to support all image related extensions.
• Added CustomAppearance property for PDF Digital Signatures.
• Improved processing nullable font properties with default values.
• Added font customization for PDF Digital Signature Appearance.
• Involve support of Text Signature options with native implementation for Image documents.
• Added the ability to retrieve Stamp, Digital, Text and QR-code Signature image previews without the document.
• Added the ability to...

Released: Feb 17, 2021

V21.2 中的更新

特性

• Added the ability to use time stamps for digital signatures in PDF Documents.
• Added the ability to add digital certificates to PDF Documents.
• Added the ability to track document processing history.
• Added secured Document metadata information.
• Added the ability to return images with default size as preview results for empty spreadsheet documents.
• Added the ability to process null-sized files with specific exception.
• Added the ability to keep signature information in image documents.
• Added the...

Released: May 29, 2020

V20.5 中的更新

特性

• Added support for Me-Card and Event QR-code entities.
• Added EPC/SEPA payment QR-Code standard.
• Added support for additional V-Card properties and different versioning.
• Added the ability to specify Image Border with extra appearance settings.
• Added the ability to add Radio button Form Field signature to PDF Documents.
• Added the ability to add Combobox Form Field signatures to PDF Documents.
• Added Border settings for Image signature options.
• Updated text signature implementation naming.
• Added...

Released: Mar 20, 2020

V20.3 中的更新

特性

• Signature class now supports classic CRUD (Create-Read-Update-Delete) operations set.
  • The Sign method creates signatures inside a document and returns them with all properties.
  • The Search method reads a list of existing document signatures.
  • The Update method modifies existing document signatures and stores changes in the same document.
  • The Delete method removes signatures from a document.
• Removed legacy API.
• Added signature identifier to distinguish them in documents.
• Added the ability to...

Released: Nov 4, 2019

V19.11 中的更新

特性

• Added new public API. The legacy API has been moved into a Legacy namespace so after updating to this version you need to make a project-wide replacement, GroupDocs.Signature. to GroupDocs.Signature.Legacy, to resolve build issues.
• Added support for encrypting several metadata signatures
• Added support for Scalable Vector Graphics File (SVG) and Corel Draw File (CDR) files.

Released: Jul 19, 2019

V19.7 中的更新

特性

• Added the ability to embed custom objects in Metadata Signatures for Cells and Words and Slides documents.
• Added support for custom serialization for PDF Metadata Signature objects.
• Added support for custom data encryption and decryption for embedded objects in Metadata Signatures in PDF documents.

Released: May 30, 2019

V19.5 中的更新

特性

• Added support for rounded corners for Rectangle Stamp Signature types.
• Improved Barcode and QR-code singing with wide borders for better recognition.
• Improved Signature options detection.

Released: Aug 11, 2018

V18.8 中的更新

修補程式

• Fixed bug where output PDF was incorrectly signed.