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Tuesday, March 15, 2011

Security in cloud computing: Security Issues from Virtualization

Type of virtualization provider is using- ParaVirtualization or full system virtualization.

Instance Isolation: ensuring that Different instances running on the same physical machine are isolated from each other.
Control of Administrator on Host O/s and Guest o/s.
Current VMMs do not offer perfect isolation: Many bugs have been found in all popular VMMs that allow to escape from VM!

Virtual machine monitor should be ‘root secure’, meaning that no level of privilege within the virtualized guest environment permits interference with the host system.

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