Appeal In case of a dispute between the buyer and the seller, when the user wants the platform to act as an arbitrator, the disputing parties can file an appeal. Hacker Crypto hackers range from black-hat attackers to white-hat protectors. Discover their methods and how to secure your wallets, smart contracts, and assets. Read more Base Chain A Base Chain, or Layer 1 blockchain, is the core network for secure transactions and dApps. Examples include Bitcoin, Ethereum, and Avalanche. Read more Lending Crypto lending is a financial service that allows users to lend their digital assets to borrowers in exchange for interest payments. Read more