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With the wide popularity of network applications, QQ, WeChat, YY voice, Momo social software into the thousands, but social networking users browsing information privacy protection problems followed.Because of the social networking platform loopholes in security mechanism, resist network attack performance is not strong, make social network user information leak.For root causes, and put forward the ACP users privacy protection system, establish a social network user login module (VM) vacuum, communications password module (RDT) and information storage protection wall module (LDM) integration of ACP users privacy protection system, from the source to protect social security network users browsing information privacy.Through data simulation experiments prove that the proposed ACP users privacy protection system, the social network users browsing information privacy has the usability and effectiveness.