Blockchain & DAPP Security

Pratul Goyal

Blockchain & DAPP Security

Pratul Goyal Assistant Professor, Graphic Era Hill University

Keywords: Blockchain • Hash • Cryptography

Abstract

Blockchain is a list of records, called blocks, which are linked using cryptography. Block = Cryptographic hash of previous block + transaction data. Blockchain cannot be modified in any sense. It is an open disseminated ledger that records transactions between parties in a permanent way.