What Is Blockchain | Glucose Watches

A blockchain is a distributed ledger with growing lists of records, called blocks, that are securely linked together via cryptographic hashes, making it resistant to alteration and tamper-proof. The concept of blockchain is also related to distributed ledger technology. This technology allows for secure, transparent, and efficient data management. The use of blockchain technology has been facilitated by the development of various blockchain platforms, such as Ethereum and Polkadot.