Encryption systems rely on “random” numbers, but conventional computers can’t generate them perfectly. New research shows that quantum physics can.
So it turns out the random number generator long used by developers working with Google's V8 JavaScript engine doesn't really generate random numbers at all. That's being fixed in the latest release ...
On Unix systems, random numbers are generated in a number of ways and random data can serve many purposes. From simple commands to fairly complex processes, the question “How random is random?” is ...