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• Chien, Hung-Yu

Mu and Varadharajan proposed an important sealed bid e-auction scheme that protects even thewinner’s real identity and secures the fair exchange of electronic goods and electronic payment. This paperpresents the forgery attack on the Mu-Varaharajan’s scheme: an attacker can easily forge valid bids and win theauction without any payment. The improvements to conquer the weaknesses are then presented.

• Economics and Business
• Other engineering and technologies

• Επιστήμη
• Οικονομία
• Business management

cryptography, auction, verifiable encryption, knowledge proof

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