In this blog post, we will go over the key differences between the Proof of Work and Proof of Stake consensum mechanisms. PoW vs PoS Proof of Work (PoW) and Proof of Stake (PoS) are both designed to ensure the security and integrity of blockchain networks, but they approach it in different ways. PoW uses computational power to solve mathematical problems and validate transactions, while PoS uses staked cryptocurrency as collateral to select validators.