digital signature

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English[edit]

Noun[edit]

digital signature (plural digital signatures)

  1. A signature within a mathematical scheme for verifying the authenticity of digital messages or documents.
    • 2008, Satoshi Nakamoto, “Bitcoin: A Peer-to-Peer Electronic Cash System”, in (Please provide the book title or journal name)[1]:
      We define an electronic coin as a chain of digital signatures. Each owner transfers the coin to the next by digitally signing a hash of the previous transaction and the public key of the next owner and adding these to the end of the coin.

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