Securing Clouds from Service Providers
Secure multi-tenancy is not just about ensuring security and segregation between tenants. It is also about limiting, auditing, and tracking the activities of a cloud service provider within a tenancy or that touches upon more than one tenant, which of course includes any activity that occurs within the hypervisor, storage, or other layers of the cloud. In the past, I referred to this as the delegate user problem. We were joined by Skyfence (now Imperva) on the April 24 Virtualization Security Podcast to discuss its transparent gateway solution for cloud access, and I had another thought on usage. Perhaps now we can solve the delegate user problem.
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