coondoggie writes "While conventional wisdom says virtualized environments and public clouds create massive security headaches, the godfather of Xen, Simon Crosb, says virtualization actually holds a key to better security. Isolation — the ability to restrict what computing goes on in a given context — is a fundamental characteristic of virtualization that can be exploited to improve trustworthiness of processes on a physical system even if other processes have been compromised, he says."
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