[Cryptography] Use of RDRAND in Haskell's TLS RNG?

Peter Gutmann pgut001 at cs.auckland.ac.nz
Sat Nov 26 03:17:59 EST 2016

Viktor Dukhovni <cryptography at dukhovni.org> writes:

>RDSEED first appears in Broadwell CPUs, while RDRAND appears earlier in Ivy

Just a note on this for anyone who's planning to use RDSEED, the information
on how to detect this in the Intel docs is wrong, it's not bit 31 of EBX that
indicates whether RDSEED is present but bit 18.


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