中文摘要：

基于非完全信息的静态博弈,分析了社交网络信息传播与用户隐私保护之间的内在联系,提出了利用社交网络独特的信息传播规律实现用户隐私保护的作用机理,探讨了用户自身识别能力和关系层次对隐私保护的影响,并提出了保护策略的实现方式。研究表明：用户自身的识别能力对隐私保护起决定性的作用,提高用户的识别能力可以大大降低隐私泄露的风险,而用户之间的关系会影响隐私保护的效果及保护机制的准确性和实现效率。

英文摘要：

Based on incomplete information static game, this paper analyzes the relationships between informationtransmission and privacy protection in social networks, and puts forward the mechanism of the former to the latter, thendiscusses the influences of users＇ identification abilities and relationship levels to privacy protection, and then givesapplicatory ways of the mechanism. Research indicates that users＇ identification abilities play a decisive role to privacyprotection and improving users＇ identification abilitis can greatly reduce the risk of privacy leak. However, relationshiplevels of users can only influence the effect of privacy protection, the accuracy and efficiency of protection mechanism.