Via puts RNGs on new processors
David Wagner
daw at mozart.cs.berkeley.edu
Wed Apr 9 11:21:21 EDT 2003
Ian Grigg wrote:
>My world view would be that there is no such
>thing as an acceptable off-the-shelf RNG.
Why not? You rely on an off-the-shelf CPU, don't you?
The CPU must be trusted just as much as the RNG.
>If one is relying on some commercially acceptable
>rating, then one has also to ensure that the
>entire distribution chain - how you got that
>chip - is also safe. If there are such things
>as "good" Via chips alongside "bad" Via chips,
>how do we know that a bad chip wasn't substituted
>in at the last moment?
Do you worry about this for your CPU? If not, why should
the RNG component of your CPU be any different?
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