Intel Hyper-Threading A Security Hole

Hey why just blame Microsoft for security problems, when you have Intel being exposed for its own short comings. On the very day Wall Street Journal reported that Apple was considering using Intel chips, here comes a warning, almost like god was at work. Colin Pervcial, a researcher and BSD guru of sorts, in his case study has proved that “Hyper-Threading, as currently implemented on Intel Pentium Extreme Edition, Pentium 4, Mobile Pentium 4, and Xeon processors, suffers from a serious security flaw. This flaw permits local information disclosure, including allowing an unprivileged user to steal an RSA private key being used on the same machine. Administrators of multi-user systems are strongly advised to take action to disable Hyper-Threading immediately; single-user systems (i.e., desktop computers) are not affected.”

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