【摘要】 利用基于身份的群签名方案和可验证的秘密共享协议,设计了一个高效率、高安全性的密封式电子拍卖方案。该方案不但实现了投标者的匿名性、强壮性、中标者的不可抵赖性、公开可验证性和标价的保密性等一般性的安全要求,而且还具有方案简单,构造便捷,复杂度低等特点。更多还原

【Abstract】 By the identity-based group signature scheme and the provable secret sharing protocol,a high efficient and high secure sealed-bid electronic auction scheme is presented.The scheme not only realizes the common security requirements,such as the bidder anonymity,robustness,bid unforgeability,result verifiability and bid secrecy,but also has the characteristics of simple scheme,convenient construction and low complexity.更多还原