Blockchain is distributed ledger technology. The premise of blockchain is that everyone involved in the chain has the same version of the truth at the same time. Each block in the chain builds on the ...

Blockchain has been an overly-hyped solution for nearly everything, from finance to ledger integrity and smart contract, from peer-to-peer distribution to trust verification, but it has some uses in ...

With regard to blockchains such as Bitcoin and Ethereum (until September 2022) that use a proof-of-work (PoW) consensus mechanism, validators are computers dedicated to maintaining a blockchain's ...