IBM Blockchain Platform provides a blockchain-as-a-service (BaaS) offering that allows blockchain components to be deployed in multiple cloud environments.
Questions tagged [ibm-blockchain]
249 questions
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hyperledger fabric - stuck at creating cli
I was building the network at fabric level. Following this tutorial http://hyperledger-fabric.readthedocs.io/en/latest/build_network.html
I have made changes in the following files and added 2 more peers in organisation1…
PKB
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1 answer
Cannot install EncCC chaincode
I am trying to test Fabric chaincode encryption capabilities introduced in version 1.1 with EncCC chaincode. The tutorial on github starts from the moment when it is assumed that chaincode is already installed. I manage to install the chaincode by…
99hardforks
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Can I run code for IBM blockchain platform on AWS Blockchain Manager
As I am sure many of you know that IBM Blockchain Platform has been closed since April '23. So if I have a GitHub repository that works on IBM Extension can I run the sam eon AWS Blockchain Manager or IBM support for hyperledger fabric ?
I…
charliebradbury
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Orderers not responding after upgrading version from v2.4.4 to v2.5 in Hyperledger Fabric network
I encountered an issue after updating the version of my network's orderers from v2.4.4 to v2.5. I have a total of 5 orderers in the network, and their endpoints were updated before the version change. However, since the update, none of these…
Akshay Sood
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KeyMaterial not found in SigningIdentityInfo
I am creating a Hyperledger fabric network with 4 node docker swarm node.
I want to create 5 peers, 1 org, 4 orderer, 1 ca.
in node 1. ca, cli, 2 peer(peer0.org1,peer1.org1)
in node 2. 2 orderer 2 peer(peer2.org1,peer3.org1)
in node 3. 2 orderer, 1…
user19389346
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ibm blockchain platform [[{ code: 71, message: 'Authorization failure' }]]
I am trying to register a user in a blockchain network that is using hyperledger fabric in its version 2.5.3, I was able to enroll the administrator user, I was able to send data, but when registering a user it shows me the following error
[[ {…
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Can I use pbft with Hyperledger Fabric 2.x?
It doesn't seem to be supported by the official documentation and git yet.
Is it correct that the odring service does not support pbft yet?
If you have to use pbft, how should you approach it?
have a good day!
Park
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Problem communicating Nodejs (Docker) with hydperledger
I am new to the development of blockchain technologies, to make the development and implementation process easier I am using the ibm extension, it brings a tutorial to do all the infrastructure assembly. I was able to finish the entire tutorial with…
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Hyperledger Fabric Smart Contract with private data works in vscode but not in external app. How can I write data to multiple implicit collections?
Summary: An external app can submit a transaction that writes to a single implicit private collection but fails when writing to 2 implicit collections. Everything works OK when using the vscode blockchain extension instead of the external…
Jacques Sauvé
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Building Network Layer in Hyperledger Fabric
I am writing this to ask the question if we can build a network layer on top of the hyperledger fabric network.
I am actually working on a research project where I want to add encryption layer on the hyperedger fabric network.
I just want to know,…
Pranay
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Hyperledger fabric parent-CA certificate renewal
Using BAF, we have setup a hyperledger fabric network in kubernetes. It has 15 channels, 31 orgs ( each org has 1 peer) and 5 orderers. It's age is now nearly 1 year. Now all the certificates are going expire. Can anyone please suggest how to…
Manju Venkatachalam
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Does committing peer sign the new block using private key to produce new block in Hyperledger Fabric?
I tried to find about how committing peer works in hyperledger fabric technically in producing new block but I couldn't seem to find resources that explain to me in a very detail manner(such as sign using private key, how transaction is validated…
Nurin Izzati Jafri
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Can I use idemix in ibm blockchain platform vscode extension?
I'm a beginner in hyperledger fabric.I want to use ibm blockchain platform vscode extension for my project. I need to use idemix in my project alongside smart contracts. Can I use idemix in ibm blockchain platform vscode extension?
user12863637
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Trying to use IBM VS Code blockchain extension to run a Hyperledger Fabric sample
Visual Studio Code: 1.60.2
MacOS: 20.6.0
IBM Blockchain extension:2.0.3
I successfully installed and deployed the chaincode in golang for the asset-transfer-private-data example in Hyperledger Fabric 2.3.2 in VS code using the IBM blockchain…
Jugma
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How is data entry in private and consortium blockchains trusted?
Suppose we have a consortium blockchain like Food Trust IBM for supply chain. How can we be sure that the data entered to the blockchain by different parties (who are permissioned to add data) is trusted. I mean, some company may say that its fruits…
Shahrad Khedri
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