SpringCard.SpringCore.Direct 25.19.29

.NET 6.0 This package targets .NET 6.0. The package is compatible with this framework or higher. .NET Framework 4.8 This package targets .NET Framework 4.8. The package is compatible with this framework or higher. 
dotnet add package SpringCard.SpringCore.Direct --version 25.19.29
                    


                    

                
NuGet\Install-Package SpringCard.SpringCore.Direct -Version 25.19.29
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package. 
<PackageReference Include="SpringCard.SpringCore.Direct" Version="25.19.29" />
For projects that support PackageReference, copy this XML node into the project file to reference the package. 
<PackageVersion Include="SpringCard.SpringCore.Direct" Version="25.19.29" />
                    


                            Directory.Packages.props
                        

                    

                
<PackageReference Include="SpringCard.SpringCore.Direct" />
                    


                            Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package. 
paket add SpringCard.SpringCore.Direct --version 25.19.29
                    


                    

                
#r "nuget: SpringCard.SpringCore.Direct, 25.19.29"
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package. 
#:package SpringCard.SpringCore.Direct@25.19.29
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package. 
#addin nuget:?package=SpringCard.SpringCore.Direct&version=25.19.29
                    


                            Install as a Cake Addin
                        

                    

                
#tool nuget:?package=SpringCard.SpringCore.Direct&version=25.19.29
                    


                            Install as a Cake Tool

SpringCard.SpringCore.Direct

NuGet Version NuGet Downloads License

SpringCard .NET Library - Direct device communication for SpringCore hardware

Table of Contents

Overview

SpringCard.SpringCore.Direct is a comprehensive .NET library developed by SpringCard, providing direct communication with SpringCore devices through various interfaces. This library enables low-level device control, configuration, flashing, and monitoring across multiple communication protocols.

Originally developed for internal use at SpringCard, this library serves as the foundation for all SpringCore device interactions, offering a unified API for different device types and communication methods.

Features

Communication Protocols

  • USB Direct Communication: Direct USB connection to SpringCore devices
  • Network Communication: TCP and UDP network protocols for remote device access
  • Serial Communication: RS-232 serial port communication
  • Virtual Device Support: Virtual device emulation for testing and development
  • BLE (Bluetooth Low Energy): Bluetooth connectivity for mobile and wireless devices
  • PC/SC Control: Direct PC/SC reader control for smart card operations

Device Interfaces

  • DirectDevice: Base class for all direct device communications
  • UsbDirectDevice: USB-specific device implementation
  • TcpDirectDevice: TCP network device implementation
  • UdpDirectDevice: UDP network device implementation (with broadcast/multicast support)
  • SerialDirectDevice: Serial port device implementation
  • VirtualDirectDevice: Virtual device implementation
  • BleDirectDevice: Bluetooth Low Energy device implementation
  • CompanionDirectDevice: Companion device support
  • PcscDirectDevice: PC/SC reader device implementation

Device Management

  • Device Discovery: Automatic detection of connected SpringCore devices
  • Device Enumeration: List all available devices with detailed information
  • Device Connection: Establish and manage device connections
  • Device Configuration: Read and write device configuration registers
  • Firmware Updates: Complete firmware flashing and update capabilities
  • Device Control: Send commands and receive responses from devices

Device Information

  • Hardware Characteristics: Retrieve detailed hardware information
  • Bootloader Flags: Access bootloader configuration and status
  • Battery State: Monitor device battery levels and status
  • Power State: Manage and monitor device power status
  • Device Descriptors: Comprehensive device identification and capabilities

Security Features

  • Secure Communication: Encrypted communication with devices
  • Authentication: Device and user authentication mechanisms
  • Key Exchange: Secure key exchange protocols (ECDH)
  • Cryptographic Operations: ECC, RSA, HMAC, HKDF support
  • Secure Boot: Verified firmware updates with cryptographic signatures

Advanced Features

  • Event System: Device event monitoring and notification
  • Logging: Comprehensive device operation logging
  • Flashing Tools: Complete firmware flashing utilities
  • HCE Support: Host Card Emulation support
  • SAM AV Support: Secure Application Module support
  • Reader Events: Smart card reader event handling
  • Control Commands: Direct device control and monitoring

Cryptographic Utilities

  • ECC Curves: Support for secp128r1 and secp256r1 elliptic curves
  • RSA Operations: RSA encryption and signing
  • HMAC: Hash-based Message Authentication Code
  • HKDF: HMAC-based Extract-and-Expand Key Derivation Function
  • PEM Encoding: PEM format encoding and decoding

Supported Frameworks

SpringCard.SpringCore.Direct is a multi-target library supporting:

  • .NET Framework 4.8 - Full compatibility with legacy applications
  • .NET 6.0 - Modern .NET with performance improvements
  • .NET 8.0 - Latest .NET version with cutting-edge features

Installation

Via NuGet Package Manager

Install-Package SpringCard.SpringCore.Direct

Via .NET CLI

dotnet add package SpringCard.SpringCore.Direct

Via PackageReference in csproj

<PackageReference Include="SpringCard.SpringCore.Direct" Version="[latest-version]" />

API Documentation

For complete API documentation, please refer to the official SpringCard documentation:

License

This library is licensed under SpringCard proprietary license. See LICENSE.txt for full license text.

Copyright (c) 2017-2026 SpringCard - www.springcard.com
All rights reserved

Support

For support and inquiries:

Package Information

Property Value
Package ID SpringCard.SpringCore.Direct
Author SpringCard
Copyright Copyright SpringCard SAS, France, 2017-2026 all rights reserved
Dependencies SpringCard.Bluetooth, SpringCard.PCSC.CardHelpers, SpringCard.PCSC.CardHelpers.SamAV, SpringCard.PCSC.ReaderHelpers, SpringCard.USB, SpringCard.WinUSB, SpringCard.SpringCore.Config, SpringCard.SpringCore.SmartReader, BouncyCastle.NetCore

Version History

For complete version history, see the NuGet Package Page.

Notes

  • This library is actively maintained by SpringCard
  • Designed for use with SpringCore family of devices
  • Supports all current SpringCore communication interfaces
  • Optimized for performance and reliability in production environments
  • Extensively tested with SpringCard hardware
  • Includes comprehensive error handling and device recovery
  • Cross-platform support (Windows, Linux, macOS depending on interface)

Made with care by SpringCard SAS, France

Product Compatible and additional computed target framework versions.
.NET net6.0 is compatible.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed.  net9.0 was computed.  net9.0-android was computed.  net9.0-browser was computed.  net9.0-ios was computed.  net9.0-maccatalyst was computed.  net9.0-macos was computed.  net9.0-tvos was computed.  net9.0-windows was computed.  net10.0 was computed.  net10.0-android was computed.  net10.0-browser was computed.  net10.0-ios was computed.  net10.0-maccatalyst was computed.  net10.0-macos was computed.  net10.0-tvos was computed.  net10.0-windows was computed. 
.NET Framework net48 is compatible.  net481 was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

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Version Downloads Last Updated
25.19.29 148 7/21/2026
25.19.26 149 7/20/2026