What is a blockchain?

When talking about blockchains, we always refer to it as a distributed ledger technology (DLT) that established the underlying, open source technology behind Bitcoin. A blockchain is a digital system of recording transactions of assets in a list that is replicated across available nodes in a network, rather than being stored in a central data store, as is the case with traditional databases.

In a distributed ledger such as a blockchain, the data is distributed to all nodes in a trustless manner (meaning without a trusted third party such as VISA, MasterCard, or your bank) using a peer-to-peer protocol in near real time. Each node individually processes and verifies every transaction redundantly, bundles the verified ...

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