Hyperledger Fabric Certificate Authority(CA)

Every operation in Hyperledger must be signed cryptographically with certificates. You can generate certificates yourself using OpenSSL or by using third party. Before moving further into details of CA lets first explore Hyperledger Fabric a little. 😉 Hyperledger Fabric Hyperledger Fabric founded in 2015 which is an umbrella for open source projects some of which... Continue Reading →

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Consensus Algorithms in Blockchain

When we talk about the blockchain, the first thing that came up in our mind is the security and the security because of the blockchain consensus algorithm. Those who know about the blockchain know that we keep the ledger transactions synchronized across the network to ensure that ledgers only update when the appropriate participants approve... Continue Reading →

Quorum : Ethereum-based distributed ledger protocol

In Simple words Quorum is an Ethereum-based distributed ledger protocol that supports transaction and contract privacy. The primary features of Quorum. Transaction and contract privacy Voting-based consensus mechanism Network/Peer permissions management Higher performance Apart from these feature Quorum includes one of the powerful feature that is support of  Private and Public Transactions. Private Transaction :-... Continue Reading →

Blockchain + Digital Signature

A distributed register to store static records and/or dynamic transaction data without central coordination by using a consensus-based mechanism to check the validity of transactions. A blockchain is a distributed database that maintains a continuously growing list of data records that cannot be tampered. Blockchain is a public ledger of all transaction made with Bitcoin.... Continue Reading →

Quick example of a block in a blockchain

Further to our earlier post, which describes the data structure of a block in the blockchain, here is a quick example of what does the block look like   Relating it back to the post, it contains the Size, Version, Bits and Height in the chain as to where it belongs Number of transactions Merkle... Continue Reading →

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