Questions tagged [hyperledger]

Questions related to the Hyperledger Project https://hyperledger.org

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23 views

Failed to extract secret from Hashicorp vault production mode - EthSigner - Hashicorp Vault

Working in hashicorp vault dev mode everything works fine but when I use a hashicor vault in production mode I am not able to connect ethsigner. However, i have been checkin if I can extract the ...
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22 views

We need separate hyperledger stack exchange! [closed]

What do you guys say? I think we need a new community so that we don't mix hyperledger and ethereum questions.
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How Ethereum and Hyperledger Besu work in Supply Chain?

I'm a beginner in blockchain field. I'm studying blockchain application in supply chain, in particular I set up a private test network with 3 nodes following the documentation on Hyperledger Besu. I ...
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1answer
39 views

How can I implement a custom blockchain?

I am doing a research project which requires me to implement a blockchain with pBFT consensus algorithm. The blockchain would be very simple - A client should be able to send 2 values, the validators ...
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20 views

Starting Up tutorials for hyperledger fabric and Caliper Framework

I am new to Hyperledger world. My goal is to set up hyperledger fabric on my machine. Then, setting up a simple smart contract on the blockchain network. Then, using caliper to do measurements such as ...
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14 views

Is it necessary to have one Orion node per Eth node? Can I have multiple Eth nodes connected to one Orion node?

I would like to know if it is possible to connect multiples nodes to one Orion node.
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30 views

Error Communicating With Enclave in Hyperledger Besu

After starting the private network and running node example/eventEmitter.js using eeajs i am facing the below issues {"jsonrpc":"2.0","id":1,"error":{"code":-50100,"message":"Error communicating ...
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1answer
57 views

How to Setup a Private Network in Hyperledger Besu?

I am looking for steps to configure hyperledger besu client for a private network of say 5 nodes.
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1answer
78 views

Scaling Solutions For Hyperledger Besu? [duplicate]

Plasma is a layer-2 scaling solution but it seems to be not very effective , are there any other ethereum scalability solutions that are efficient and can be applied to enterprise use cases alongside ...
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29 views

Hyperledger REST API roadmap [closed]

With Hyperledger composer deprecated and fabric-rest-api (https://github.com/hyperledger-archives/fabric-sdk-rest) archived, what is the future roadmap of REST API for Hyperledger fabric? What is ...
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9 views

Errors generating certificates in fabricsamples 2.0

When I am generating certificates in Fabricsamples 2.0 it's showing errors like: panic: Error reading configuration: While parsing config: yaml: line 217: mapping values are not allowed in this ...
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42 views

What is the consensus algorithm used in Hyperledger Fabric and how does it work?

What is the consensus algorithm used in Hyperledger Fabric and how does it work and is it faster than Proof of Work? Any insight is appreciated.
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1answer
134 views

What are the differences between Hyperledger Burrow and Ethereum?

What are the main differences for these two platforms (I know that Burrow runs EVM style smart contracts in a permissioned environment. Does that mean Burrow supports all the different smart contract ...
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208 views

What are the differences between Monax/Hyperledger Burrow and Quorum?

Are there any significant differences between these protocols? Thank you for answering.
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1answer
151 views

Data availability in Ethereum/Hyperledger-fabric (Blockchain)

I have a use-case like there is an admin who creates application and invites several user to use that application. Now, i need to audit trail over the activities done by the user. Users no need to ...
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1answer
378 views

ERC725 and ERC735 vs Hyperledger Indy (decentralized identity/self-sovereign identity)

Which is the better platform for decentralized identity, ERC725 and ERC735 or Hyperledger Indy? Thinking from a performance perspective, Indy would probably shine. However, what about the other ...
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2answers
59 views

how to reach consensus berween only 2 peers?

Can consensus take place between only 2 peers? Scenario: I am a patient who is visiting a doctor and all the communication/transaction between the both of us happen via a blockchain based app. So ...
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600 views

what is the transaction per second of hyperledger fabric with Kafka [closed]

I want to know that how much transactions can be take place in one second over hyperledger fabric with Kafka protocol. I'm actually creating a network, as such project size is not as much big but if ...
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1answer
137 views

Difference between ethereum blockchain and Hyperledger blockchian

I have found the answers for this question, but still not getting proper answers, that's why I am posting it here for going into dive deeper. I just came to know that Hyperledger in permissioned ...
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2answers
494 views

Hyperledger Consensus protocol. [closed]

I'm soo deep inside the consensus protocols like PoW, PoS, PoA or other variants used on permissioned/private blockchains such as JPMorgan's Quorum (Based on Raft), Istambul etc.. But I've not ...
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2answers
1k views

Why don't private blockchain networks that do not charge for transactions charge a fee when processing ethereum/ proprietary token on the network?

I ask this questions is there seem to be 2 flavors of blockchain: 1. Public think bitcoin and ethereum. 2. Private hyperledger, SAP Leonaro, etc. The public network charges for transactions which make ...
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1answer
167 views

What data should be stored in contracts or tokens

After watching a sales force movie where they have a session on how they are integrating their product into the blockchain they talk of an example on capturing all the data from the supply chain ...
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0answers
576 views

Hyperledger Fabric and Ethereum Blockchain Integration

How can I connect Hyperledger Fabric to the ethereum blockchain so as to make payments. I am recording the number of tokens to be alloted in the hyperledger system I want to access the data and then ...
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1answer
9k views

Hyperledger Vs Ethereum for supply chain management? [closed]

Which is the best blockchain development platform (Hyperledger/Ethereum) for supply chain management?
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4answers
741 views

DApps with fiat currency?

Is it possible to build DApp which can accept Fiat currency? Because for an existing business to move to blockchain, the existing users should be able to transition to DApp seamlessly. I would like to ...
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4answers
2k views

How do you start learning about blockchain programming? [closed]

I am new to this technology. I have worked with C#,Javascript and JQuery to build web applications. I have been reading about how to start building DApps and there is so much data about Ethereum, ...
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27 views

Is it possible to migrate your db(users login credentials) to ethereum private network?

I am thinking of migrating db to any of blockchain technologies for security purposes. I have to opt from hyperledger or ethereum private network. Is it good idea or any trades off I should be aware ...
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4answers
150 views

What purpose has blockchain in this use case? - tracking seafood

I'm a newbie in the blockchain world. I watched this example: https://www.hyperledger.org/projects/sawtooth/seafood-case-study And I wonder why I need blockchain to this? What purpose has blockchain ...
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2answers
111 views

Is Etherum or Hyperledger be helpful for Money Lending business without Miners reward without using Cryptocurrency?

If I have to implement something like Money Lending Business on a Private - Enterprise level in India provided the facts that - I don't want to reward the miners as it's a private network. I want to ...
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2answers
4k views

What advantages and disadvantages does Open Blockchain / Hyperledger / Fabric have over Ethereum?

Similar to this question about Ethereum and Bitcoin: What advantages and disadvantages does Open Blockchain (OBC) have over Ethereum? What can you do with OBC that you simply cannot with Ethereum? ...