可信云平台技术综述

Survey on trusted cloud platform technology

云计算安全需求使信息安全技术面临更严峻的挑战,云平台自身的可信性是保证云计算安全的基础,提高用户对云平台的信任度是云计算技术向更深层次领域发展、全面普及和应用的关键。可信云计算技术是解决上述问题的一个有效手段。从保障云计算平台可信的角度出发,通过介绍可信虚拟化、可信云平台构建及可信虚拟机等相关技术的研究进展,分析并对比了典型方案的特点、适用范围及其在可信云计算领域的不同效用,讨论已有工作的局限性,进而指出未来发展趋势和后续研究方向。

Information security technology confronts severe challenges because of the safety demands of cloud computing.The trustworthiness and self-safety of cloud computing platform are the foundation of cloud computing security.The confidence of cloud users is the key issue the deep development and popularization for cloud computing.The trusted cloud computing technology provides a feasible solution.From the standpoint of guaranteeing the trustworthiness of cloud computing platform,related research progresses on trusted virtualization,construction of trusted cloud platform and trusted virtual machine were introduced.Additionally,the characteristics,application scopes and effectiveness of typical schemes were analyzed and compared.Finally,current limitations and possible directions for future research were discussed.