What is Blockchain technology ppt

Blockchain works via a multistep process, which in simple terms happens as follows: An authorized participant inputs a transaction, which must be authenticated by the technology. That action creates a block that represents that specific transaction or data. The block is sent to every computer node in the network.

Blockchain defined: Blockchain is a shared, immutable ledger that facilitates the process of recording transactions and tracking assets in a business network . An asset can be tangible (a house, car, cash, land) or intangible (intellectual property, patents, copyrights, branding).

A Blockchain is a chain of blocks that contain information . The data which is stored inside a block depends on the type of blockchain. For Example, A Bitcoin Block contains information about the Sender, Receiver, number of bitcoins to be transferred. The first block in the chain is called the Genesis block.

There are four types of blockchain structures: