What You Have to Know About Nodes in Blockchain Part 1A node is an essential part of the blockchain. It’s an electronic device, mostly a computer, that monitors the network, validating transactions and securing them. To understand this better, we must realize that a blockchain, a decentralized network, can’t keep data and transactions in one central storage space. The idea behind this technology is to store it without any central authority but to continue somehow to validate transactions. Thi...