文章首先分析了学术信息云存储的实现流程；结合对学术信息云服务系统的调查，分析学术信息云存储中的安全需求，包括访问安全、数据安全、内容安全和存储平台安全4类；最后从基于等级的信息安全保障、基于层级的系统安全保障、多元主体协同安全保障、有效的安全制度保障4个方面提出了学术信息云存储的全面安全保障策略。

This paper analyzes the implementation process of cloud storage of academic information firstly. And then, combined with the investigation of academic information cloud service systems，it analyzes the security requirements faced by cloud storage of academic information, including access security, data security, content security and storage platform security. At last, it is put forward from four aspects of level-based information security guarantee, hierarchical system security guarantee, multi-subjects collaborative security guarantee and effective security regime guarantee for comprehensive security guarantee strategy on cloud storage of academic information.