Brandon Butler reports:
A forensic IT study by a U.K. security consultancy found that some multi-tenant public cloud providers have “dirty disks” that are not fully wiped clean after each use by a customer, leaving potentially sensitive data exposed to other users.
Last year, officials at Context Information Security conducted a study to determine if they could access data from other customers within public cloud environments of four providers. “We were quite surprised,” says Michael Jordan, research and development manager at Context. “Using a pretty straightforward test we were able to view data that had been there a pretty long time.”
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