
Proof-Of-Work Is Objective, Proof-Of-Stake Is Not
The proof-of-work consensus mechanism used in Bitcoin is an objective measure of history which cannot be changed on the whims of validators.Alan Szepieniec holds a PhD in post-quantum cryptography from KU Leuven. His research focuses on cryptography, especially the kind of cryptography that is useful for Bitcoin.Proof-of-stake is a proposed alternative consensus mechanism to the...