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 →

Advertisements

Microsoft announced Coco Framework for blockchain networks.

On August 10, 2017, Microsoft announced their enterprise-ready blockchain network, Coco Framework. Blockchain technology is now not an unknown technology anymore, with each day passing the number of enterprises supporting and investing in blockchain is increasing.  There are lots of short coming in existing software like latency, performance, governance, etc. Microsoft, one of the tech... Continue Reading →

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 →

Introduction of Blockchain

“Blockchain is more than just ICT innovation, but facilitates new types of economic organization and governance. Suggests two approaches to economics of blockchain: innovation-centred and governance-centred. Argues that the governance approach—based in new institutional economics and public choice economics—is most promising, because it models blockchain as a new technology for creating spontaneous organizations, ie new... Continue Reading →

Insurance needs to wake up to blockchains!

In an interesting discussion that we were having with our banking client, their insurance department kept bragging about the state of the art technology that they were building. Head of Insurance was eager enough to call it InsurTech enabled and very sophisticated. However, surprisingly when I mentioned IoT and Blockchain and how it could impact... 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 →

Create a website or blog at WordPress.com

Up ↑

%d bloggers like this: