喜樂美語

proof of work

原始詞典資料2 筆記錄

這個字我們還沒有寫成教學內容。以下是外部詞典記錄的用法，原文照列，方便你先看懂它的意思。

proof of worknoun

  • 1

    businesscomputingcryptocurrenciesA form of cryptographic proof in which a prover proves to verifiers that a certain amount of a specific computational effort has been expended.

    • The network timestamps transactions by hashing them into an ongoing chain of hash-based proof-of-work, forming a record that cannot be changed without redoing the proof-of-work.
    • Blockchains that use “proof-of-work”, as many popular cryptocurrencies do, raise yet another problem: they require a huge amount of raw energy to secure them.
  • 2

    Used other than figuratively or idiomatically: see proof, of, work.

資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。