Search for Metadata Signatures in Images using GroupDocs.Signature for .NET 18.12


We at GroupDocs, are pleased to announce another monthly release of GroupDocs.Signature for .NET. This latest release 18.12 of the API comes up with a feature to add and search for Metadata Signatures in Images. Apart from that, a few fixes and improvements are also introduced in this version, therefore, we recommend you to download the new version of the API to evaluate the exciting new features and enhance your document e-signing experience.


Search Metadata Signature in Images

You can search for Metadata Signatures within the Images. Following example demonstrates how to search Metadata Signatures in Images:
// setup search options
ImagesSearchMetadataOptions searchOptions = new ImagesSearchMetadataOptions();
// search document
SearchResult result = handler.Search(fileName, searchOptions);


  • Extend Form-Field signature name automatically with number prefix for multiple-pages options
  • Handling exceptions with proper details and exception type

Bug Fixes

  • Skip Output folder when SaveOptions.OutputFileName is set as absolute path
  • Exception is fired when searching in PDF documents for Form-Fields that were setup without name

Available Channels and Resources

Here are a few channels and resources for you to learn, try and get technical support on GroupDocs.Signature API for .NET:


As always, you are welcome to share your feedback to improve this product. We will be happy to know your thoughts. Just create a forum thread and our dedicated support team will be there to respond.