基于网络可用性的IT服务风险评估方法

The availability of IT services,network-based risk assessment methods

为了能够对企业当前IT服务管理的风险进行科学、量化的评估,充分体现出"服务"风险的特征,文章提出一种基于网络可用性管理的风险评估方法,结合各项可用性指标,找到引起服务中断的各个层次的原因,从而建立起一套IT服务风险评估指标,最终结合D-S证据理论进行风险评估。

To be able to present to the business risks of IT service management in a scientific and quantitative assessment of fully reflects the 'service' risk characteristics,the article presents a Web-based availability management of the risk assessment methods,combined with the availability of indicators,find the reasons for all levels service interruption caused,to establish a set of IT services,risk assessment,indicators,the ultimate combination of DS evidence theory to risk assessment.