P2P (Peer to Peer) is 1) the group of computers, each of which acts as a node for sharing files within the group that is a communication structure in which individuals who are equally privileged, equipotent participants in the application interact directly, without going through a centralised system or hierarchy; 2) a decentralised platform in which individuals interact directly with each other, the buyer and the seller transact directly with each other via the P2P service.
Related Definitions in the Project: The Project Management; Business Organisation