What Is Blockchain? A Practical Technology Overview
Learn how blockchain networks organize transactions, blocks, nodes, consensus and finality without investment advice.
Read guideBlockchain
Understand blocks, nodes, consensus, finality and public ledger infrastructure.
Recommended sequence
Start here
Blockchain Consensus: How Distributed Networks Agree
A clear introduction to blockchain consensus, forks, canonical history, liveness and safety.
Read guide
Blockchain Finality: When Is a Transaction Considered Settled?
Learn probabilistic and explicit finality, confirmations, checkpoints and reorganizations.
Read guide
Blockchain Nodes and Clients: The Software Behind the Network
Learn the difference between nodes, clients, full verification and network communication.
Read guide