Cloud providers ought to provide data security -- that should be obvious. But some providers themselves, along with some security analysts, say they also ought to be doing more, such as educating their customers about best security practices.
Not that all providers are providing the basics themselves. CenterBeam, a managed services provider for midsize businesses, reported about a week ago that a recent security test of cloud providers found that some were not securely separating virtual servers located on shared hard disks. This vulnerability would allow an attacker to access fragments of customer data and possibly gain control of other servers.

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