Abstract: The latest researches and products of disk encryption are outlined, and the special requirements are analyzed. The existing constraints of disk encryption developments and researches are proposed by discussing the standard P1619 developed by SISWG. Typical disk encryption cipher modes are analyzed and some practical advices are listed. The study focuses and development tendency of disk encryption are summarized.

Key words: disk encryption, storage security, encryption mode

摘要： 基于国内外磁盘加密产品的研究成果，通过跟踪IEEE存储安全工作组(SISWG)制定的块存储设备加密标准P1619，分析磁盘加密的特定需求，指出其在国内研究的欠缺。选取目前主流的加密模式进行安全性分析，根据其在应用中的优缺点，给出相应建议，并总结磁盘加密算法研究的发展方向。

关键词: 磁盘加密, 存储安全, 加密模式

CLC Number: 

• TP309