By: Jukka Larja (roskakori2006.delete@this.gmail.com), August 12, 2019 7:38 am
Room: Moderated Discussions
Groo (charlie.delete@this.semiaccurate.com) on August 11, 2019 6:47 pm wrote:
> Linus Torvalds (torvalds.delete@this.linux-foundation.org) on August 11, 2019 1:13 pm wrote:
> > So an actually architected rdrand instruction is very much the right thing to do. But you'd wish
> > that the CPU vendors had verified it better. Intel apparently did do a good job. Nobody has shown
> > any patterns in their rdrand implementation, and it's been available for a longish while.
> >
> Ummm....
>
> https://en.wikipedia.org/wiki/RdRand
>
> Too tired to search through all the literature an posts on this one but it
> does appear RDRAND on Intel was not exactly lily white, pun intended.
Maybe I just missed it, but I didn't see anything about Intel's RDRAND being broken. Just stuff about how it could be a problem if it was broken and how it shouldn't be a sole source of entropy. Both of which seem to be true regardless of what black box one's using.
-JLarja
> Linus Torvalds (torvalds.delete@this.linux-foundation.org) on August 11, 2019 1:13 pm wrote:
> > So an actually architected rdrand instruction is very much the right thing to do. But you'd wish
> > that the CPU vendors had verified it better. Intel apparently did do a good job. Nobody has shown
> > any patterns in their rdrand implementation, and it's been available for a longish while.
> >
> Ummm....
>
> https://en.wikipedia.org/wiki/RdRand
>
> Too tired to search through all the literature an posts on this one but it
> does appear RDRAND on Intel was not exactly lily white, pun intended.
Maybe I just missed it, but I didn't see anything about Intel's RDRAND being broken. Just stuff about how it could be a problem if it was broken and how it shouldn't be a sole source of entropy. Both of which seem to be true regardless of what black box one's using.
-JLarja
