Proof of Work (PoW): During this protocol, the new node has to resolve a cryptographic puzzle. It consists of getting a nonce equivalent to a hash in line with the community’s standards. The 1st node to accomplish the puzzle joins the community. This protocol is used in Bitcoin and Ethereum https://energybrokerinsights08642.blogcudinti.com/33114557/the-smart-trick-of-energy-broker-consulting-that-no-one-is-discussing