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  1. Blockchain Facts: What Is It, How It Works, and How It Can Be ...

    Sep 4, 2025 · Blockchain is a decentralized digital database or ledger that securely stores records across a network of computers in a way that is transparent, immutable, and resistant to tampering.

  2. 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 intermediaries and the …

  3. What is Blockchain Technology, and How Does It Work?

    Sep 22, 2024 · Blockchain technology is a decentralized digital ledger that records transactions across multiple computers in a way that ensures security, transparency, and immutability. Each transaction …

  4. How does the Blockchain Work? - GeeksforGeeks

    Jul 11, 2025 · A blockchain is a distributed database that stores information electronically in a digital format and is shared among the nodes of a computer network. A typical difference between a …

  5. 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 cryptocurrency …

  6. 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 and …

  7. Blockchain: What It Is, How It Works, Why It Matters - Built In

    Aug 13, 2025 · Summary: Blockchain is a decentralized, immutable ledger that enables secure, transparent transactions without intermediaries. It’s used across industries from finance to healthcare …