Does anybody know how RDRAND is being used in FreeBSD 10 ?
is RDRAND somehow mandated so that it must be used, I mean why are both Linux and BSD both thinking that this is such a swell feature that must be implemented ?
A lack of entropy sources on some kinds of hardware is a real problem, and buggy attempts to work around it have resulted in defective, easily factorable keys being used in the wild on equipment like Juniper SRX gateways: https://factorable.net/weakkeys12.extended.pdf
Theodore Tso - the author of Linux /dev/random thinks that using it is a bad idea https://plus.google.com/117091380454742934025/posts/SDcoemc9...