Public vs Private Blockchain

A public blockchain lets anyone join, read and validate transactions, while a private blockchain restricts those rights to participants an operator approves. Public chains favour openness and decentralisation; private ones favour privacy, control and speed.

Related Terms

  • Public, Private and Hybrid Cloud

    Public, private and hybrid cloud are the main cloud deployment models, describing where computing resources run and who shares them. Public cloud is shared provider infrastructure, private cloud serves one organisation, and hybrid connects the two.

  • Tokenization

    Tokenization is the process of recording ownership of an asset as tokens on a blockchain. The asset can then be divided into smaller units, transferred and settled without a central registrar.

  • Blockchain

    A blockchain is a shared, append-only digital ledger that many computers keep in sync without a central owner. Records are grouped into blocks linked by cryptography, which makes past entries very hard to alter.

  • Consensus Mechanism

    A consensus mechanism is the set of rules that lets a blockchain's independent nodes agree on one shared history. It decides which transactions are valid and in what order they are recorded.

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