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Hyperledger Fabric client application

This topic covers how to develop a client application and smart contract to solve a business problem using Hyperledger Fabric. In a real world Commercial Paper scenario, involving multiple organizations, you'll learn about all the concepts and tasks required to accomplish this goal. We assume that the blockchain network is already available Walkthrough of Hyperledger Fabric Node SDK and Client Application. Hyperledger Fabric is a container-based blockchain framework used for developing decentralized applications using plug-and-play components aimed at making it modular. It doesn't mean that we can't create network components (peers and orderers) natively This is the client web based application using React JS for FabCar Blockchain application which is a sample app from Hyperledger Fabric. Screenshots. All cars. Add car. Change owner. Project Repository Prerequisite. To start the application you need to do some steps such as: Network setup; Enroll admin user and register user; Start API REST. It's a fairly standard client-side Web app, but as the ledger API is gRPC, we'll need an HTTP server for the app to talk to. To start the HTTP JSON API server: $ cd./client $ daml json-api --ledger-host=localhost --ledger-port=6865 --http-port=7575 $ yarn install && yarn start. The app should open in your browser on a page

Developing Applications — hyperledger-fabricdocs master

  1. Client applications usually connect to a Hyperledger Fabric network through SDK APIs. There is a difference between the way the SDK calls the Hyperledger Fabric network when the network is secured using TLS and when the network is not secured. This tutorial will focus on the former situation — you will learn how to use Fabric Java SDK to enable client applications to interact with.
  2. Fabric Smart Client. The Fabric Smart Client (FSC, for short) is a new Fabric client-side component whose objective is twofold.. FSC aims to simplify the development of Fabric-based distributed application by hiding the complexity of Fabric and leveraging Fabric's Hidden Gems that too often are underestimated if not ignored.; FSC wants to allow developers and/or domain experts to focus on the.
  3. Hyperledger Fabric is an open source enterprise-grade platform that leverages a highly-modular and configurable architecture. Hyperledger Fabric is optimized for a broad range of industry use cases, including the finance, banking, healthcare, insurance, and public sectors, as well as supply chains and digital asset management
  4. In Hyperledger Fabric, Client Application is the point external world interacting with the Fabric network and the deployed chaincode. This interaction is done through Software Development Kit..
  5. what is Client in Hyperledger: The Hyperledger Fabric Client SDK makes it easy to use APIs to interact with a Hyperledger Fabric blockchain. Features: create a new channel. send channel information to a peer to join. install chaincode on a peer. instantiate chaincode in a channel, which involves two steps: propose and transac
  6. For building Hyperledger Fabric blockchain client applications, you are strongly encouraged to use the high level API. That points to fabric-gateway-java as the API to use. Right now the fabric-gateway API is still under development. It provides a consistent client API in Go, Node and Java, with much of the heavy-lifting moved to a server-side Fabric Gateway component, implemented in the peer. This capability does not exist in any currently released version of Fabric; only in.
  7. STEP 2: Implement Event Listener using client Node.js on the client application side. As we already said, a client application may use the Fabric Node.js client to register an event listener

6. Create fabric client. Next thing is to create hyperledger fabric client which comes in HFClient. This client do all the transaction executions, channel discoveries etc with the hlf network Identity Command¶. Manage identities Usage: fabric-ca-client identity [command] Available Commands: add Add identity list List identities modify Modify identity remove Remove identity ----------------------------- Add an identity Usage: fabric-ca-client identity add <id> [flags] Examples: fabric-ca-client identity add user1 --type peer Flags:. Install the Hyperledger Fabric v2 binaries using the downloadPeerBinary.sh script in the repository: macOS: bash downloadPeerBinary.sh. Linux: bash downloadPeerBinary.sh linux. The script will download a set of Hyperledger Fabric v2 binaries that you can execute to interact with the network. Set the environment variable

In this video, I will demo how to Build Hyperledger Fabric Client Application To download all sources code for this demo. Please pay for me $5 to my PayPal A.. Set up a Hyperledger Fabric network with Chainstack. Set up the environment. Set up the back end application. Set up the front end client. Install the chaincode Hyperledger Fabric applications use the client package to instantiate and install chaincodes, make queries and process transactions within the Hyperledger Fabric Blockchain Network. fabric-ca-client- It is an optional client component in Hyperledger Fabric

All applications have a need to capture information of the target fabric backend and associated materials (eg. MSP and TLS certificates). The general idea is that a client/channel instance can be initialized directly from the connection profile, and have a code snippet like the following: var client = Client.loadFromConfig(json Hyperledger Fabric and Composer can be used together to develop any kind of private blockchain application for business. Fabric provides nodes for creating the platform level, Composer provides an API for writing modern applications. This tutorial explains the technologies and shows a real world exampl created_card The Application Layer. You have configured and setup a VM, you have your docker containers running, your Hyperledger Fabric V1.1 blockchain infrastructure is live; now you want to. 1. Overview. Hyperledger Fabric comes with a lot of application examples, and among them FabCar is a complete end-to-end application. A complete blockchain application has two portions of code: the Chaincode portion which is deployed and executed inside the Fabric network, and the Client Application is where the external world interacts with the chaincode deployed on a Fabric network On the Developer Tools tab, open the Application Development pane. You can install the Hyperledger Fabric Java SDK from this tab. If you've previously installed it you must modify it to work with Oracle Blockchain Platform following the instructions in Update the Hyperledger Fabric SDKs to Work with Oracle Blockchain Platform

Hyperledger Fabric | A Blockchain Platform for Enterprise Solutions Hyperledger Fabric is a blockchain platform intended for building distributed ledger-based enterprise solutions. It offers a modular application architecture that enables high degrees of confidentiality, flexibility, resiliency, and scalability The application will show you the total sum of your purchase. By clicking on order you agree to the terms and conditions and close the deal (signing of the contract). In addition, you'll receive a unique username and password. The credentials will be used once you file a claim. A block is being written to the Blockchain

If you've read our topics on identity and Membership Service Provider (MSP) you're aware that in Hyperledger Fabric, Certificate Authorities are used to generate the identities assigned to admins, nodes, and users (client applications). While any Certificate Authority that can generate x.509 certificates can be used to create the public/private key pair that constitutes an identity, the Fabric CA can additionally generate the local and organizational MSP folder structures that are. A CHFD should demonstrate the knowledge to develop and maintain client applications and smart contracts using the latest Fabric programming model. Such a developer must also be able to: - package and deploy Fabric applications and smart contracts, perform end-to-end Fabric application life-cycle and smart contract management - program in Node.j CLI. To view the currently available CLI commands, execute the following: cd /opt/g opath /src/gi thub.com /hyperledger/ fabric build /bin/ peer. You will see output similar to the example below ( NOTE: rootcommand below is hardcoded in main.go. Currently, the build will create a peer executable file) Developing Applications¶ This topic covers how to develop a client application and smart contract to solve a business problem using Hyperledger Fabric. In a real world Commercial Paper scenario, involving multiple organizations, you'll learn about all the concepts and tasks required to accomplish this goal The Standalone Application may be developed in Node.js by using the Hyperledger fabric Client (HFC) SDK for Node.js. This SDK handles all interactions with other Hyperledger fabric components. #### SDK interactions. The SDK interacts with a Peer process. If the Peer process fails, the Node.js Client SDK can fail-over to another Peer as shown by the dotted line from the Node.js Client SDK to.

Hyperledger fabric Client (HFC) SDK for Node.js If running in a clustered web application, you will need to either ensure that a shared file system is used, or you must implement your own KeyValStore that can be shared among all cluster members. MemberServices. This is an interface representing Membership Services and is implemented by the MemberServicesImpl class. It provides security and. Here, a client refers to any specific application, portal serving particular organization, or business activity. These clients interact with the Fabric network by leveraging the Hyperledger Fabric SDK or REST web service. The chaincode (Smart Contract) installed in the peer nodes triggers the transaction invocation request. The Fabric network is based on Distributed Ledger Technology (DLT. To run this recipe, you need to have completed the Installing Hyperledger Fabric on AWS as well as installing Hyperledger Fabric with samples and binaries on the AWS EC2 instance. Write Blockchain Application. To write your first application, follow these steps: 1. Set up the development environment The client application we're using is written in Javascript and we'll be executing it in NodeJS. If you don't have it, you'll need to install it. Install the SDK. The client application is going to leverage some Javascript libraries to facilitate interacting with the Hyperledger Fabric CA (certificate authority) and network peers. Let. The Standalone Application may be developed in Node.js by using the Hyperledger fabric Client (HFC) SDK for Node.js. This SDK handles all interactions with other Hyperledger fabric components. SDK interactions¶ The SDK interacts with a Peer process. If the Peer process fails, the Node.js Client SDK can fail-over to another Peer as shown by the dotted line from the Node.js Client SDK to.

Walkthrough of Hyperledger Fabric Node SDK and Client

Hyperledger Fabric has a 3 tiered architecture. Specifically, its blockchain network for infrastructure, its chaincode for business rules and logic, and web and/or mobile application for end users to perform business functions. Breaking them into three tiers or components will facilitate our problem-solving in creating a blockchain application Interacting With Chaintool Managed Applications¶ Tooling¶. chaintool uses a protobuf-based protocol tunneled over the standard Fabric chaincode protocol. You may find that chaintool proto and chaintool inspect commands are helpful to translate from CCI to .proto files for your client's consumption.. Protocol¶ Input Protocol¶. The standard Fabric protocol consists of an array of byte. Hyperledger Fabric is one of the blockchain projects within Hyperledger that has a ledger, uses smart contracts, and offers a system by which participants can manage their transactions like other blockchain projects. It is a private and permissioned network whose modular architecture maximizes blockchain privacy, flexibility, and eases decision-making capabilities Application-level access control. Deploy Transaction; Execute Transaction; Chaincode Execution; Attributes support; NodeSDK. Setting up the Full Hyperledger fabric Developer's Environment; Application Overview; Hyperledger fabric Client (HFC) SDK for Node.js; Hyperledger fabric Client (HFC) SDK for Node.js; Node.js Standalone Application in.

Hyperledger Fabric Fabcar Client App — Chhaileng Pen

Hyperledger Fabric Step by Step - blockchain panduPros and Cons of Hyperledger Fabric for Blockchain Networks

Hyperledger Fabric SDK Client Java Editor. Back to the top. Hyperledger Fabric in a nutshell . Private and permissioned blockchains offer new possibilities for applications in the B2B environment and have recently been the focus of attention. This document gives a short overview about the individual components of Hyperledger Fabric, an open source framework for private and permissioned. These commands will clone Azure Hyperledger Fabric client application code from the public GitHub repo, followed by loading all the dependent npm packages. After successful execution of command, you can see a node_modules folder in the current directory. All the required packages are loaded in the node_modules folder. Set up environment variables. All environment variables follow the Azure. First, the client initiates a transaction by sending a request to a Hyperledger Fabric-based application client, which submits the transaction proposal to endorsing peers. These peers simulate the transaction by executing the Chaincode (using a local copy of the state) specified by the transaction and sending the results back to the application. At this point, the application combines the. Tutorial Hyperledger Fabric SDK Go: How to build your first app? This tutorial will introduce you to the Hyperledger Fabric Go SDK and allows you to build a simple application using the blockchain principle. This tutorial uses Hyperledger Fabric version 1.0.5, on github Heroes-Service use the branch 1.0.5! Edit: The new version of this tutorialContinue reading Fabric Node.js SDK: We have created the npm_bcs_client.sh script to replace the standard Fabric npm install operations that users would perform to download and install the Node.js Fabric client package. The script runs the same npm command, but it also patched the needed component and rebuilds it

Hyperledger Composer: Simplifying Business Networks on

Running Productivity Apps on Hyperledger Fabric - Hyperledge

Use Fabric Java SDK to enable client applications to

GitHub - hyperledger-labs/fabric-smart-client: The Fabric

  1. Node.js Standalone Application in Vagrant¶ This section describes how to run a sample standalone Node.js application which interacts with a Hyperledger fabric blockchain. If you haven't already done so, see Setting Up The Application Development Environment to get your environment set up
  2. We will use the Go language to design a first application, because the Hyperledger Fabric has been built also in Go and the Fabric SDK Go is really simple to use. In addition, the chaincode (smart contract) can be written in Go too. So the full-stack will be only in Go! There are other SDK if you want to, like for NodeJS, Java or Python. Hyperledger Fabric uses Docker to easily deploy a.
  3. As a Provider under the Vendor category, Accenture offers end-to-end blockchain solutions to our clients and leverages Hyperledger Burrow, Composer, Explorer, Fabric, Indy, Iroha, Sawtooth and Caliper at the time of this submission. Headquarters : Dublin, Republic of Ireland. Active Geographies: Worldwide
  4. From an application perspective, Hyperledger Fabric is divided into four components of identity management, ledger management, transaction management, and smart contracts; from the bottom-up point of view, Hyperledger Fabric is divided into four components of member management, consensus services, chain code services, security and cryptographic services. Security is an enterprise-level.
  5. Hyperledger Fabric has become the foundation for applications and solutions that are currently utilized by many business giants. Customer reward program. American Express has developed a blockchain solution using Hyperledger Fabric to upgrade its customer reward program. When a merchant makes a purchase, the blockchain stores the associated.

5.2 Configure List to Query Hyperledger Fabric Ledger In the app, enable the Quick Edit Mode so that you can view the editable elements. Browse to the Fabcar Listing and click on the quick edit link for the List to open the Datalist Builder. Switch to the Source tab, select the Hyperledger Fabric Datalist Binder then click on Next. In the plugin configuration, key in the relevant details. The. Develop front end (Client) applications using Composer API; Leverage Composer REST Server to design a web based Blockchain solution; Describe the various components of Hyperledger Fabric Technology (Peers, Orderer, MSP, CA ) Design Hyperledger Fabric Composer Business Network Application (NOT the infrastructure 开发区块链 (for Hyperledger Fabric) 应用系统时,首先要在 local 环境测试 chaincode (智能合约),测试无误后再将 chaincode 嵌入至客户端程序;客户端程序 (for Node.js) 使用Hyperledger Fabric Client (HFC) SDK所提供的 APIs与blockchain network 交谈

Developing Back-end Application with Hyperledger Fabric

Hyperledger Development Frameworks/Platforms. A versatile, modular framework for industrial use cases. Enables modules to be plug-and-play, like consensus and membership mechanisms to ensure performance, scalability, privacy,and more. A flexible and modular architecture that segregates an application domain from the core system Hyperledger Fabric Chaincode invoke fails with container exited with 254 Creating a new channel in Hyperledger Fabric v2.2; Hyperledger Fabric nodes deployed with Chainstack; Using MetaMask Desktop with Chainstack; Data backup and disaster recovery plan Hyperledger Fabric is a blockchain framework implementation, designed with an intention to build applications or solutions with a modular architecture. Chaincodes Smart contracts known as chaincodes in Hyperledger Fabric is a computer code invoked by a client application that manages access and modification to the information stored on the blockchain If you like to learn about blockchain or build your first Hyperledger Fabric application, you can take one of the following classes: Intro to Blockchain Technology. Blockchain Management in Hyperledger for System Admins. Hyperledger Fabric and Composer for Developers. ABOUT. Here we share new articles, tutorials and more on coding and technology. We accept Paid Articles or Paid Guest Posts.

Hyperledger Fabric has matured since the initial v1.0 release, and so has the community of Fabric operators and developers. The Fabric developers have been working with network operators and application developers to deliver v1.4 with a focus on production operations and developer ease of use. The two major release themes for Hyperledger Fabric v1.4 revolve around these two areas. 所需依赖以及安装 Nodejs 8.11.x (Note that v9.x is not yet supported) PostgreSQL 9.5 or greater jq docker-ce docker-compose git在上一篇的《Hyperledger Fabric 多机部署》已经部署好了 Fabric 网络,这里用 CLI 那台机器来部署 Hyperledger Explorer,所以有些依赖已经安装好了。 安装 PostgreSQL {代码. Hyperledger Fabric Client (HFC) SDK for Node.js. The Hyperledger Fabric Client (HFC) SDK provides a powerful and easy to use API to interact with a Hyperledger Fabric blockchain. This document assumes that you already have set up a Node.js development environment. If not, go here to download and install Node.js for your OS This topic covers how to develop a client application and smart contract to solve a business requirement using Hyperledger Fabric. Using a real world Commercial Paper application, you'll learn about all the concepts and tasks required to accomplish this goal. We assume that the blockchain network is already available Build Your First Blockchain Application with Hyperledger Fabric & Composer. 3935 VIEWS. by Swaathi Kakarla. 3 years ago. In Blockchain. amberdata. Everyone is talking about Blockchain now—both in terms of cryptocurrency and how the new technology can reform industries. Supply chains, digital asset management and inventory tools will benefit largely from blockchain technology. In this article.

Deep-Dive into FabCar: A Complete Application Example on

In this final part we create an API acting as a Client Application for the FabCar. We use ExpressJS for API server. Get started. Open in app. KC Tam. 1.8K Followers. About. Follow. Sign in. Get started. Follow. 1.8K Followers. About . Get started. Open in app. Deep-Dive into FabCar: A Complete Application Example on Hyperledger Fabric (Part 4) KC Tam. Mar 4, 2019 · 9 min read. It is the final. application which uses BFT consensus. The best variant of BFT is Practical Byzantine F ault tolerance (PBFT). Hyperledger fabric with deterministic transactions can run on the top of PBFT . This paper focuses on a survey of various consensus mechanisms and makes a comparative study of Hyperledger fabric and E thereum Hyperledger-powered Internet of Things applications. The Internet of Things (IoT) is driving an array of new distributed technology models and applications. The potential for pairing IoT and blockchain is increasingly a hot topic. This month, as part of #HypereldgerIoT, we take a look at some productions examples where the technologies are. As an MSP only client application, I can easily interact with a Fabric network. Exalate Connect. Export. XML Word Printable. Details. Type: Epic Status: Closed (View Workflow) Priority: Medium . Resolution:.

What is a client in network of Hyperledger fabric peers

Hyperledger Fabric: Most Essential Features & Applications You Need to Know. June 17, 2021 by Blockchain Consultants. We get to see countless tools and frameworks being included in the field of Blockchain technology as it continues to expand. Hyperledger is one such popular Blockchain framework. It consists of uncountable tools to streamline the development process of Blockchain applications. IBM Cloud provides an enterprise blockchain platform as a flexible blockchain-as-a-service, which is based on Hyperledger Fabric. In this recipe, we show you how to create, deploy, and manage a secure enterprise blockchain application on IBM Cloud Registering and enrolling identities with a CA¶. Audience: organization administrators, node administrators. If you've read our topics on identity and Membership Service Provider (MSP) you're aware that in Hyperledger Fabric, Certificate Authorities are used to generate the identities assigned to admins, nodes, and users (client applications). While any Certificate Authority that can. When we design Client Application we shall not include any action to this function. queryAllCars() queryAllCars() simply iterates the record stored in the ledger and put them into formatted result. No argument is needed for this function. The API for data retrieval from the ledger is GetStateByRange() (line 140). queryCar() querCar() allows query on individual car based on CarID. One argument. Writing, Building, and Running Chaincode in a Development Environment¶. Chaincode developers need a way to test and debug their chaincode without having to set up a complete peer network

Hyperledger Fabric Application Logs - Application logs provide information about specific Hyperledger components such as the Orderers, Peer Nodes and other services (CouchDB and Kafka) useful for troubleshooting, debugging and monitoring application performance. Hyperledger Fabric Metrics (v1.4 and above) - These are metrics specific to Hyperledger Fabric components and performance. You can. The Hyperledger Fabric peer organizations: Add the new organization to the application channel; The IBM Blockchain Platform peer organization: Join your peer to the channel; If you are running a distributed Hyperledger Fabric network, the tutorial can be used by all organizations in the process, with each organization following the relevant. If you like to learn about blockchain or build your first Hyperledger Fabric application, you can take one of the following classes: Intro to Blockchain Technology. Blockchain Management in Hyperledger for System Admins. Hyperledger Fabric and Composer for Developers. ABOUT. Here we share new articles, tutorials and more on coding and technology. We accept Paid Articles or Paid Guest Posts.

Java Client SDK for Hyperledger blockchain - Stack Overflo

The diagram provided by the Hyperledger Fabric project below shows how an application integrates with a blockchain network via smart contracts: More details are available in the Hyperledger Fabric documentation. 2. Overview of the App. Joget is an open source low-code/no-code application platform for faster, simpler digital transformation Fabric CA; FABC-304; fabric-ca client enroll/reenroll/revoke broken after commit a569df9 Change the default port to 705 hello all, I am working on raspberry pi 3. i have installed all the software for hyperledger fabric. docker is running fine with the hello-world. but when i am trying. Where can i find Hyperledger Fabric Node SDK sample application 0 votes In the official doc of Fabric Node SDK, it is said that there are some sample applications and web application but when i checked those urls, there are no samples.

Hyperledger Fabric - Orderer (System) Channel vs

How to listen to for chaincode events by Majra Čaluk

Have you ever wanted to get into blockchain development, but haven't found a good place to start? In this talk, we will explore a use case of blockchain and. Hyperledger Fabric and its application in supply chain finance Chaoqun Ma, Xiaolin Kong, Qiujun Lan* and Zhongding Zhou Abstract Blockchain technology ensures that data is tamper-proof, traceable, and trustworthy. This article introduces a well- known blockchain technology implementation—Hyperledger Fabric. The basic framework and privacy protection mechanisms of Hyperledger Fabric such as. The Hyperledger Fabric for Developers helps you build expertise and obtain practical skills in implementing business logic by writing Chaincode - Fabric's smart contracts - and creating enterprise blockchain-based applications. This course is designed as preparation for the Certified Hyperledger Fabric Developer (CHFD) exam and will substantially increase students' ability to become. App-developer-env-setup; Setting up the Full Hyperledger fabric Developer's Environment ¶ See Setting Up The Development Environment to set up your development environment. The following commands are all issued from the vagrant environment. The following will open a terminal session: cd <your cloned location>/fabric/devenv vagrant up vagrant ssh Issue the following commands to build the. Tutorial Hyperledger Fabric SDK Go: How to build your first app? This tutorial will introduce you to the Hyperledger Fabric Go SDK and allows you to build a simple application using the blockchain principle. This tutorial uses Hyperledger Fabric version 1.1.0, on github Heroes-Service use the branch 1.1.0! This is the first part of thisContinue reading

Scala hyperledger fabric client with akka actors by λ

Hyperledger Fabric is an open source, permissioned blockchain framework, started in 2015 by The Linux Foundation. It is a modular, general-purpose framework that offers unique identity management and access control features, which make it suitable for a variety of industry applications such as track-and-trace of supply chains, trade finance, loyalty and rewards, as well as clearing and. The logging level of the peer command can be controlled from the command line for each invocation using the --logging-level flag, for example. peer node start --logging-level=debug. The default logging level for each individual peer subcommand can also be set in the core.yaml file. For example the key logging.node sets the default level for the.

Fabric-CA Client's CLI — hyperledger-fabric-cadocs master

In Hyperledger Fabric, it is straightforward to setup a development system; the project provides many examples of how to do so. A production system is however much more complex. It needs to span multiple organizations and integrate into their existing infrastructure. This requires each organization to perform some integration and administration work both internally and in collaboration with. Writing, Building, and Running Chaincode in a Development Environment. Chaincode developers need a way to test and debug their chaincode without having to set up a complete peer network Hyperledger In-Depth: an Hour with IntellectEU -on Deployment and Management of Hyperledger Fabric Networks - Is it possible to make it client-friendly? February 3, 2021 Since starting its blockchain practice in 2014, Hyperledger Member, IntellectEU has delivered over 30 blockchain projects for clients across the world

Deploy a Hyperledger Fabric v2 web app using the Node

Hyperledger Fabric | Composer Framework. Hyperledger Fabric is a Distributed Ledger Technology a.k.a. Blockchain technology that has been built ground up with the needs of the Business Blockchain Applications in mind. Composer is a development framework that accelerates the development of Business Blockchain applications of Fabric platform Hyperledger Fabric, the open source project spearheaded by IBM along with 27 other organizations, sought to create a modular, enterprise-level architecture, where components can be easily swapped out without affecting other parts of the system. 2 Importantly, Fabric also includes a membership service that requires prospective participants to prove their identity and be granted access before. Hyperledger Composer: It is an ADF or application development framework that uses the Hyperledger Fabric framework for developing blockchain business networks. Hyperledger Cello: It is a type of blockchain module tool that helps scale resources, adjusts chain numbers, checks system status, etc. Hyperledger Quilt: It is a type of hyperledger. Hands-On Smart Contract Development with Hyperledger Fabric V2: Building Enterprise Blockchain Applications by Mark Anthony Morris, Matt Zand, Xun (Brian) Wu. Blockchain technology continues to disrupt a wide variety of organizations, from small businesses to the Fortune 500. Today, hundreds of blockchai

Hyperledger Fabric explored - Hands-On Blockchain withHyperledger Fabric Myths and Reality | Object Computing, IncUpdate an Identity in Hyperledger Fabric using Node SDK
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