Blockchain

Ethereum Tutorials- How to Setup your own private Blockchain

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This video show how to setup your own blockchain on windows.

Go over below video to install Geth on windows.

Below are the high level steps.

Install Geth
Go to for instructions.
Create Genesis block: Below is the code for that.

{
“config”: {
“chainId”: 987,
“homesteadBlock”: 0,
“eip155Block”: 0,
“eip158Block”: 0
},
“difficulty”: “0x400”,
“gasLimit”: “0x8000000”,
“alloc”: {}
}

Create data directory on system
Run init command

geth –datadir E:\privateBlockchain init E:\CustomGenesis.json

Run command to create Blockchain

geth –identity “localB” –rpc –rpcport “8280” –rpccorsdomain “*” –rpcapi “db,eth,net,web3” –datadir “E:privateBlockchain” –port “30303” –nodiscover –networkid 1999 console

Few Command to run

personal.newAccount()
eth.getBalance(“address“)
personal.unlockAccount(“address”)
miner.start()
miner.stop()

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