The Beacon Chain introduced proof-of-stake to the Ethereum ecosystem, the consensus logic and block gossip protocol which now secures Ethereum. It was merged with the original Ethereum proof-of-work chain in September 2022.
The Beacon Chain introduced proof-of-stake to the Ethereum ecosystem, the consensus logic and block gossip protocol which now secures Ethereum. It was merged with the original Ethereum proof-of-work chain in September 2022.