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Is hyperthreading dangerous?

Is hyperthreading dangerous?

Posted May 25, 2005 9:53 UTC (Wed) by mjc@redhat.com (guest, #2303)
Parent article: Is hyperthreading dangerous?

> In the longer term, authors of cryptographic code may find that they need
> to add avoidance of data-dependent memory access patterns

At least one affected cryptographic library has been evaluating ways to mitigate this issue. OpenSSL is adding contsant-time exponentiation:

http://marc.theaimsgroup.com/?l=openssl-cvs&m=1116207...


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