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  2. Blockchain - Wikipedia

    en.wikipedia.org/wiki/Blockchain

    Most distributed blockchain protocols, whether proof of work or proof of stake, cannot guarantee the finality of a freshly committed block, and instead rely on "probabilistic finality": as the block goes deeper into a blockchain, it is less likely to be altered or reverted by a newly found consensus.

  3. Bitcoin protocol - Wikipedia

    en.wikipedia.org/wiki/Bitcoin_protocol

    A diagram of a bitcoin transfer. The bitcoin protocol is the set of rules that govern the functioning of bitcoin.Its key components and principles are: a peer-to-peer decentralized network with no central oversight; the blockchain technology, a public ledger that records all bitcoin transactions; mining and proof of work, the process to create new bitcoins and verify transactions; and ...

  4. Cryptocurrency - Wikipedia

    en.wikipedia.org/wiki/Cryptocurrency

    A blockchain is "an open, distributed ledger that can record transactions between two parties efficiently and in a verifiable and permanent way". [63] For use as a distributed ledger, a blockchain is typically managed by a peer-to-peer network collectively adhering to a protocol for validating new blocks. Once recorded, the data in any given ...

  5. Distributed ledger - Wikipedia

    en.wikipedia.org/wiki/Distributed_ledger

    The most common form of distributed ledger technology is the blockchain [citation needed] (commonly associated with the bitcoin cryptocurrency), which can either be on a public or private network. Infrastructure for data management is a common barrier to implementing DLT.

  6. Privacy and blockchain - Wikipedia

    en.wikipedia.org/wiki/Privacy_and_blockchain

    This technology rose to popularity after the creation of Bitcoin, the first application of blockchain technology, which has since catalyzed other cryptocurrencies and applications. [3] Due to its nature of decentralization, transactions and data are not verified and owned by one single entity as they are in centralized data base systems.

  7. Decentralized application - Wikipedia

    en.wikipedia.org/wiki/Decentralized_application

    DApps also have a public, decentralised blockchain that is used by the application to keep a cryptographic record of data, including historical transactions. [ 4 ] Although traditional DApps are typically open-source, DApps that are fully closed-source and partially closed-source have emerged as the cryptocurrency industry evolves.

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  9. Tokenization (data security) - Wikipedia

    en.wikipedia.org/wiki/Tokenization_(data_security)

    Using blockchain, as opposed to relying on trusted third parties, it is possible to run highly accessible, tamper-resistant databases for transactions. [ 32 ] [ 33 ] With help of blockchain, tokenization is the process of converting the value of a tangible or intangible asset into a token that can be exchanged on the network.