Compared to the previous fair exchange protocols with a single semi-trusted third party, the newly constructed fair exchange protocol can further guarantee the security and fairness of the transaction due to the existence of the distributed semi-trusted third party.
该协议引入了分布式的半可信第三方,与已有的具有单一半可信第三方的公平交换协议相比,分布式半可信笫三方的存在使新协议的安全性和公平性得到了更好的保证。
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