1994 | OriginalPaper | Buchkapitel
Single Term Off-Line Coins
verfasst von : Niels Ferguson
Erschienen in: Advances in Cryptology — EUROCRYPT ’93
Verlag: Springer Berlin Heidelberg
Enthalten in: Professional Book Archive
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We present a new construction for off-line electronic coins that is both far more efficient and much simpler than previous systems. Instead of using many terms, each for a single bit of the challenge, our system uses a single term for a large number of possible challenges. The withdrawal protocol does not use a cut-and-choose methodology as with earlier systems, but uses a direct construction.