密封式拍卖

在对系统进行设计时，不仅实现了英式拍卖、荷兰式拍卖以及首价密封式拍卖三种拍卖方式，使得拍卖发布方可以选择最适合自己的拍卖方式，进一步增加了可用性。

In the system design , not only to achieve the English auction , Holland auction and the first price sealed auction three auction , the auction publishers can choose the most suitable for their own auction , further increased the availability of .

对群签名在电子拍卖中的应用进行了研究，设计了一个基于群签名的密封式电子拍卖方案。

A new electronic auction protocol based on group signature was given .

多拍卖物的无收据密封式电子拍卖协议

Receipt - Free Multiple Items Auction Protocol

文章利用伪随机数产生理论和比特承诺机制的优点，给出了一个实现随机标价的密封式电子拍卖方案。

This paper gives a secure randomly sealed-bids auction scheme using Pseudo-Randomness generator and Bit commitment .

无收据的密封式电子拍卖协议

Receipt-free Sealed-bid Auction Scheme

利用一个基于分层身份思想和双线性映射的群签名，提出了一个新的安全高效的密封式电子拍卖方案。

With the help of a group signature based on Hierarchical Identity-Based Signature ( HIBS ) and bilinear map , a new secure and efficient sealed-bid electronic auction scheme was presented .

结果表明，在密封式第一价格拍卖情况下，目标公司为实现收益最大化，反收购方公布的最低价格应严格高于其私人价值，收购方的报价严格低于其私人价值。

The results show that in the condition of the first-price sealed auction , for maximum gain , asking lowest price should strictly be higher than its private price , and bidding price should be strictly lower than its private price .

还可以将新方案修改成一个密封式的安全电子拍卖方案，并使之满足相对隐私性。

At last , a sealed-bid auction scheme is proposed , which is transformed from the public one and satisfies the property of relative bid privacy .