It makes use of a finalization protocol called Casper-FFG and the algorithm LMD Ghost, merged right into a consensus mechanism named Gasper. Gasper screens consensus and defines how validators acquire rewards for function or are punished for dishonesty or insufficient activity. Ethereum, conceived by Vitalik Buterin and released in 2015, https://elliottitxyc.bloggosite.com/35384790/bitcoin-and-ethereum-an-overview