The scalability of cloud computing depends on sharing resources that were never shared before, creating a new set of risks -- and demanding a new set of security best practices. Cloud computing is a new paradigm that challenges traditional security dogma. Old assumptions are gone forever and the ones that replace them will make the security manager's job harder than ever. In this Deep Dive, renowned security expert and InfoWorld contributing editor Roger Grimes explains how the era of the cloud is changing the threat model -- and what you should do to respond.
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