PoS (Proof of Stake) is a mechanism where cryptocurrency users can store their assets and receive rewards for hodling coins on the network in a Staking wallet,...
PoW (Proof of Work) is the original decentralized consensus algorithm and method with blockchain network cryptocurrency networks, the first coin to utilise this was BTC (Bitcoin) and...
There are many layers to any cryptocurrency blockchain, one of these layers (if supported*) and a very important one is mining using special software and expensive hardware.