A new network paradigm can generate meaningfully random numbers—and fast. In network encryption, randomness has huge value because it’s not “solvable” by hackers. Classical computers can’t be ...

Generating random lists of numbers in Excel is handy for randomizing lists, statistical sampling, and many other uses. However, Excel's random number functions are volatile, meaning they change ...

Do you feel nervous when you make a credit-card transaction using your mobile phone? Your worries could soon be a thing of the past, thanks to a low-cost device that could bring powerful cryptography ...