Validator Set refers to a group of nodes or individuals responsible for validating transactions and blocks in a blockchain network, particularly in proof-of-stake and delegated proof-of-stake systems. Each validator must stake a certain amount of the network’s native tokens to participate in the consensus process.These validators are tasked with ensuring that transactions are legitimate and that no double spending occurs. They take turns proposing new blocks to the blockchain and confirming the blocks proposed by others. The selection process for validators can vary; it may be based on the amount of tokens staked or in combination with other factors like reputation.Incentives are often provided for validators through transaction fees or block rewards. However, poor performance or malicious behavior, such as attempting to validate fraudulent transactions, can lead to penalties, including losing a portion of their staked tokens.The overall health and security of the network heavily depend on the integrity and reliability of its validator set. A diverse and decentralized group of validators helps ensure that the network remains robust against attacks and manipulation.