A micropayment scheme provides a secure and efficient solution for electronic payment environments that require frequent transactions with nominal fees. It is particularly suitable for mobile applications in which a customer is charged for either time ...
In recent years electronic commerce has grown rapidly as Internet and web technologies have progressed. Therefore, a secure and efficient payment system for general-purpose applications is undoubtedly becoming an important issue. Rivest and Shamir have ...
Rivest and Shamir[2] proposed a system for generating micropayment 'coins' using an engine that finds collisions in the output of a hash function. Such coins, they argued, would be quick to verify. Furthermore, by virtue of the birthday paradox, the ...
Springer-Verlag
Berlin, Heidelberg
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