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  1. Blockchain.com | Be early to the future of finance

    Buy Bitcoin, Ethereum, and other cryptocurrencies on a platform trusted by millions.

  2. 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 …

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

    3 days ago · 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 …

  4. 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 …

  5. 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.

  6. What Is Blockchain? Explained In Simple Words

    May 28, 2025 · At its core, blockchain is a digital ledger that records transactions across many computers so that the information recorded cannot be altered retroactively. Think of it like a …

  7. What is Blockchain Technology? The Future of Data Security and …

    Mar 30, 2025 · At its core, blockchain is a decentralized, distributed ledger technology that provides a transparent, immutable, and secure method of recording transactions and …

  8. What is Blockchain Technology ? The Ultimate Guide

    Nov 4, 2017 · At its core, blockchain is a new kind of database. It doesn’t rely on a single server or authority. Instead of storing data in a centralized system, a blockchain distributes it across a …

  9. What is Blockchain?

    Sep 30, 2025 · Learn everything you need to know about Blockchain. From its decentralized nature to its potential for revolutionizing industries.

  10. 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 …