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IT decision makers often find themselves of two minds when considering a move to a shared, or cloud-based, infrastructure. While the promise of cost efficiencies, scalability, and rapid provisioning compel a move to a cloud-based computing model, anxiety over one factor - security - often delays the move. Respondents to a September 2009 cloud user survey by the International Data Corporation (IDC) identified security as the leading challenge and issue inherent to the cloud model. This paper examines information security concerns in the cloud and challenges the misperception that a shared infrastructure introduces risk that can be neither quantified nor controlled.
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