A cloud is only as secure as the hypervisors that support its virtual machines and how secure are those? That's a darn good question and one we tend to avoid looking at.
When some security companies talk about potential threats they tend to, it hypes the danger. When someone who works with cloud technology, like Linux kernel developer and cloud company Nebula's senior security software engineer Matthew Garret talks about potential security problems in cloud computing, I sit up and take notice.

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