Blockchain

Blockchain is a decentralized, distributed ledger technology that allows for the secure and transparent storage and transfer of data and value. It was first invented in 2008 as the underlying technology for the cryptocurrency Bitcoin, but it has since been adopted for a wide range of other uses.

A blockchain is essentially a digital record of transactions or other data that is stored in a decentralized, distributed manner across a network of computers. This means that the data on a blockchain is not stored in a single, central location, but rather is spread across the network in a way that is transparent and verifiable.

The key features of blockchain technology include decentralization, transparency, and security. Because a blockchain is decentralized, it is not controlled by any central authority or institution, which makes it resistant to censorship or tampering. Because it is transparent, the data on a blockchain can be easily verified and audited by anyone with access to the network. And because it is secure, the data on a blockchain is protected by cryptography and other security measures, which makes it difficult to alter or falsify.