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Blockchain - Wikipedia
Blockchains are typically managed by a peer-to-peer (P2P) computer network for use as a public distributed ledger, where nodes collectively adhere to a consensus algorithm protocol to add …
What Is Blockchain and How Does It Work? | Britannica Money
Blockchain is a distributed ledger database system whose technologies can change the way businesses and governments operate. The capacity to make transactions without …
Blockchain Facts: What Is It, How It Works, and How It Can Be ...
Dec 27, 2025 · What Is a Blockchain? A blockchain is a distributed database or ledger shared across a computer network's nodes.
What is blockchain? - IBM
Blockchain is a shared, immutable digital ledger, enabling the recording of transactions and the tracking of assets within a business network and providing a single source of truth.
What is Blockchain Technology, and How Does It Work?
Dec 30, 2025 · Blockchain is a peer-to-peer decentralized distributed ledger technology that makes the records of any digital asset transparent and unchangeable and works without …
What is blockchain? Definition, examples and how it works
Jan 30, 2025 · Blockchain is a distributed ledger technology (DLT) that's shared across a network of computers to keep a digital record of transactions. Blockchain is known for its role in …