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 ...

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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Very little in this life is truly random. A coin flip is influenced ...

Do you trust the passwords created by third-party software to be truly random and safe? Here's how to build your own random generator for uncrackable passwords. When the IBM PC was new, I served as ...