Abstract: Improper use and illegal sharing of citizens personal information will easily lead to the disclosure of personal privacy and great harm. Seeking a balance between personal information security protection and utilization has become an unavoidable social reality in the era of big data. To protect personal information security， it is necessary to expand the rule of law view， draw lessons from the rationality of “privacy”， “without hesitation report duty”， as well as personal information owner enjoying the right and information carrying rights “forgetting” outside the advanced experience of developed countries， such as perfecting the legislation China， strengthening the technical support， strengthening industry selfdiscipline， clearing information using accrual list， improving administrative supervision， improving personal information selfprotection safety awareness， accelerating the construction of social integrity， and jointly building a perfect and efficient personal information protection system.

Key words: big data, personal information security, system construction, administrative supervision, compensation for damages

摘要： 对公民个人信息的不当利用和非法共享极容易导致个人隐私的泄露，危害巨大。寻求个人信息安全保护与利用之间的平衡，已然成为大数据时代不可回避的社会现实问题。保护个人信息安全，需要扩大法治视野，借鉴“隐私的合理性期待”“毫不迟疑报告义务”，以及个人信息所有者享有的“遗忘权和信息携带权”等域外发达国家先进经验，不断完善我国立法规范，强化技术保障，加强行业自律，明确信息利用主体的权责清单，健全行政监管，提高个人信息自我保护安全意识，加快社会诚信建设，共同构筑完善、高效的个人信息保护体系。

关键词: 大数据, 个人信息安全, 制度建设, 行政监管, 损害赔偿