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Glossary Term

Blockchain

A distributed ledger technology that maintains a continuously growing list of records secured from tampering and revision.

Beginner
Technology
Crypto Terminology

Blockchain: what is it?

Examples

  • 1

    Bitcoin was the first implementation of blockchain technology

  • 2

    Ethereum extended blockchain capabilities with smart contracts

  • 3

    Solana offers high throughput with its proof-of-history consensus

Common Use Cases

Financial transactions without intermediaries
Supply chain tracking and verification
Digital identity management
Decentralized applications (dApps)

Pro Tips

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Different blockchains offer different trade-offs between security, decentralization, and scalability

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Public blockchains are transparent but private blockchains can limit who sees the data

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Consider transaction costs and confirmation times when choosing a blockchain