Receipt-freeness is a security property to defend against such threats. This property essentially means that voters should not be able to prove to an adversary that she chooses a particular candidate.
为了应对这两种攻击行为,选举协议必须具有无收据属性,无收据性意味着投票人不能向攻击者证明他选择了哪一个候选人。
参考来源 - 电子选举中的安全技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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