C# .NET CLOUD SDK to eSign Documents

C# SDK RESTful APIs to electronically secure cross-format documents by applying Text, Stamp, QR-Code, Barcode, Image and Digital Signatures

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SDK for .NET for Electronic Signature REST API

GroupDocs.Signature Cloud SDK for .NET

 

GroupDocs.Signature Cloud SDK for .NET is a .NET SDK for communicating with the GroupDocs.Signature Cloud API, which lets you create, verify and search different types of signature objects in a number of document formats. The API is highly scalable, easily customizable and helps the developers to utilize all the features of the API in an efficient and easier way.

 

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Advanced Document Signature REST API Features

 

 

Provide the list of supported document formats

 

Retrieve document pages information

 

Retrieve document properties

 

Verify Text and Digital signatures

 

Verify Barcode and QR-Code signatures

 

Cross-Platform Compatibility

 

Search multiple signatures

Add multiple signatures

Get it Working Really Fast

It is easy to get started with GroupDocs.Signature Cloud as there is nothing to install. Simply create an account at GroupDocs Cloud and get your application information. Once you have the App SID & key, you are ready to give the GroupDocs.Signature Cloud REST API a try with any language - on any platform. To help the developers to speed up the development of their projects, we have built SDK for .NET, which helps them to integrate the e-signing REST API in their .NET apps without worrying about the low-level details of handling the HTTP requests and responses.

Supported Signature Types

Our e-Signature RESTful API supports the following signature types:

  • Text Signature
  • Image Signature
  • Barcode Signature
  • QR-Code Signature
  • Digital Signature
  • Stamp Signature

Cloud based e-Signing API Features

GroupDocs.Signature Cloud REST APIs allow the following operations with documents:

  • Provide list of supported document formats
  • Obtain list of supported Barcode and QR-Code encode type names
  • Retrieve document properties like document size, creation and update dates, count of pages etc
  • Retrieve document pages information like pages count etc
  • Support signature for PDF documents
  • Support signature on Microsoft Documents formats like MSWord Documents, Excel Spreadsheets, PowerPoint Presentations
  • Support signature for Open Document Formats, HTML and many more
  • Verify documents for signatures

Extensive File Type Support

GroupDocs.Signature allows end users to sign documents literally in all common business formats, including PDF, Microsoft Word, Excel, PowerPoint, Rich Text format etc. The SDK allows you to add signatures to all the formats supported by the API. You can get a list of formats supported by the API with just a few lines of code.

A Flexible SDK for Specific Needs

GroupDocs.Signature Cloud SDK is 100% tested and out of the box running. The SDK is open source and has an MIT license. It is highly flexible, so you can use it, and even customize it to suit your needs for absolutely free of charge.

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