Blockchain - The Revolutionary Distributed Ledger Technology

July 25, 2017, 8 p.m. By: Vishakha Jha


Generally, most people choose a dependable mediator such as a bank to accelerate a transaction. Instead of working with a middleman we can pick an option just like blockchain which allows end-users and suppliers to communicate directly, eliminating the need for a third party. Through cryptography, Blockchain provides a decentralised system which can also be termed as a digital ledger. It is applicable for almost every type of transaction and has unbounded potential.

Blockchains are basically a chain of desktops which needs to approve an exchange before it can be verified and recorded. It is continuously amplifying as completed blocks are added to it. The blocks are files where data regarding the Bitcoin network is permanently recorded and included in the chain in a linear, chronological order. It could also help to minimise false ways because every Bitcoin transaction is recorded and distributed on a public ledger which could be seen by anyone. Bitcoin is a kind of digital currency, designed and clutched electronically.

Basically, there are three principal technologies that combine to form a blockchain- private key cryptography, distributed network with a shared ledger and Network servicing protocol for record-keeping and security.

The main purpose of Private Key cryptography is to create a guarded digital identity reference, which provides with a transaction specific signature. Identity is according to the fusion of private and public cryptographic keys. The combination of these keys creates an excessively advantageous digital signature which provides strong consent of the owner. When cryptographic keys are combined with distributed network, a highly crucial form of digital interactions takes place.

The network servicing protocol with bitcoins aims to wipe out the prospect of using the same bitcoin for separate transactions at the same time. To achieve this, the nodes setup and manage the track of all transactions corresponding to each bitcoin. Through their CPU power they decide about acceptance or rejection for a new block and after the majority of Miners agrees for the acceptance of a new block, the block is added to the chain. Later it is time stamped and might possess data or some messages. The process of verification can be tailored for each Blockchain and accordingly each transaction is verified.

The Blockchains are preferred because it empowers the users by providing high-quality data and control of all their information and transactions. It also equips Durability, reliability, and longevity as Blockchain does not have a central point of failure and are resistant to malicious attack. The Blockchains have the potential to bring the change about how business works by offering trust similar to how the internet changed the world by providing access to the enormous amount of data. Presently Blockchain is in a stage where there are many aspects yet to be discovered but it possesses the power to revolutionise the world enterprise business aspect.

What is Blockchain

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