Hello Hyperledger community, I have a hyperledger fabric infrastructure that runs on version: 1.3.0 Now the system is a bit unstable and I want to upgrade the version to the latest fabric version, the

Hello Hyperledger community, I renewed the TLS certificate a year ago with the use of "fabric-ca-client re enroll" command and it was successfully renewed with no issues. Now after a year I tried agai

What is this folder and how to use it?

I am trying to build my own custom chaincode based on fabcar. I have seen that if I change the module name in this line and then build the docker image I have problems with the deployment of the conta

When the user or context specified organization does not exist in the channel being queried via command 'minifab channelquery -c [the channel] ' minifab will add the organization to the channel. This

Private Chaincode Lab When: 09/13/2022 8:00am to 9:00am (UTC-07:00) America/Los Angeles Where: https://zoom.us/my/hyperledger.community.3?pwd=UE90WHhEaHRqOGEyMkV3cldKa2d2dz09 Organizer: Marcus Branden

As a application owner and contract developer, you have the flexibility to define the structure of ledger data.You can handle it based on application needs in the contract/chaincode method which is me

Hello, I have a network with some peer organizations (2 peers each organization) and one orderer organization (with 3 orderer nodes), let's call them consortium. Each time a new channel is created thi

Hi, all. I was just wondering the HLF blockchain network able to "un-registering that already registered to CA" or can't. anyone have an idea about that? If so, please let me know and I will be really

Private Chaincode Lab When: 09/06/2022 8:00am to 9:00am (UTC-07:00) America/Los Angeles Where: https://zoom.us/my/hyperledger.community.3?pwd=UE90WHhEaHRqOGEyMkV3cldKa2d2dz09 Organizer: Marcus Branden

Hi Fabric Community, I'm exploring the offline transaction signing flow in hyperledger fabric by using Fabric Node SDK. I came across the following official tutorial. https://hyperledger.github.io/fab

Pls confirm if below solution works for hlf 2.4 as i have gone throgh https://hyperledger-fabric.readthedocs.io/en/release-2.3/peer_ledger_snapshot.html Assumption: Lets we have 20000 blocks in networ

Reminder: Documentation Workgroup monthly call When: 09/02/2022 11:00am to 12:00pm (UTC-04:00) America/New York Where: https://zoom.us/my/hyperledger.community.3?pwd=UE90WHhEaHRqOGEyMkV3cldKa2d2dz09 O

Private Chaincode Lab When: 08/30/2022 8:00am to 9:00am (UTC-07:00) America/Los Angeles Where: https://zoom.us/my/hyperledger.community.3?pwd=UE90WHhEaHRqOGEyMkV3cldKa2d2dz09 Organizer: Marcus Branden

Hi, MAy I know if it is possible to replace the RAFT consensus protocol. or guid to do that. I am doing research to plug a new consensus protocol and I need your help. Best Regards Ahmed Al Salih - Sr

Hi Hyperledger community I am happy to announce the publication of my new book "Blockchain Consensus An Introduction to Classical, Blockchain, and Quantum Consensus Protocols". I hope this book will p

Ahoy, Fabric! Running sample applications with the test network (Docker compose) has been a great way to get started working with Fabric clients, chaincode, and operations. One of the challenges with

Can you explain to me how to port data to the blockchain. I have a large set of data ( like medical data) that needs to go onto the ledger. I need to know if formatting this data in a JSON format a go

can anyone advise how I can insert more than one student at once this my code : exports.createStudent = async ( ctx, studentID, name, email, identityNumber, password, mobile, ) => { // validate submit

In the Hyperledger fabric-samples I wrote a working shell script to join an organization to a channel. I’m trying to use this script with minifab to do the same, but am getting a keystore error below.