Cardano uses a proof-of-stake protocol named Ouroboros ; this is in contrast to Bitcoin and Ethereum, which use proof-of-work protocols. Proof-of-stake blockchains use significantly less energy than proof-of-work chains.
Cardano uses a proof-of-stake protocol named Ouroboros ; this is in contrast to Bitcoin and Ethereum, which use proof-of-work protocols. Proof-of-stake blockchains use significantly less energy than proof-of-work chains.