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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. 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. [4]

  5. How to start investing in cryptocurrency: A guide for beginners

    www.aol.com/finance/start-investing-crypto...

    How does a blockchain work? Cryptocurrency is based on blockchain technology. Blockchain is a kind of database that records and timestamps every entry into it. The best way to think of a ...

  6. Non-fungible token - Wikipedia

    en.wikipedia.org/wiki/Non-fungible_token

    The first known "NFT", Quantum, [24] was created by Kevin McCoy and Anil Dash in May 2014. It consists of a video clip made by McCoy's wife, Jennifer. McCoy registered the video on the Namecoin blockchain and sold it to Dash for $4, during a live presentation for the Seven on Seven conferences at the New Museum in New York City.

  7. 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 ...

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