当前社交网络个人隐私保护问题成为人们关注的重点。本文通过研究社交网络服务提供商对用户个人隐私的保护概况、信息的收集与存储情况及信息的共享与开放情况，发现社交网络服务在对用户隐私保护中存在用户存储与保护的措施不完善，信息的使用与共享、开放情况不透明，个人隐私保护有待规范等问题，并提出社交网络服务提供商可从自律、监督和法制三个维度采取措施完善用户个人隐私的保护机制。
The issue of personal privacy protection in social networks has become people's current focus of attention. This paper studies the social network service providers' protection profile of users' personal privacy，their collection and storage of information，and sharing and opening of information. We found that the social network service has imperfect measures for user storage and privacy protection，the use and sharing of information is opaque，privacy protection need to be regulated. In the end，we attempt to make suggestions based on these problems.
