Chapter 4

Multitiered cloud security model

Hing-Yan Lee; Yao-Sing Tao    Info-communications Development Authority of Singapore, Singapore


Security has always been highlighted as the topmost concern in adoption of cloud computing in many surveys. However, security needs and tolerance level of security risk differ from user to user. Moreover, when buying cloud services, it is not easy for a user to evaluate the security provisions and thus identify suitable cloud service providers. In 2010, no certifiable cloud security standards existed. We have since developed a cloud security model that helps to provide such visibility and clarity to facilitate matching of differing security of users with appropriate provisions. Ultimately, the ...

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