You know two-factor authentication tokens, the ephemeral, six-digit numbers you use as a second layer of security when logging into, say, your email? Those constantly updating, randomly generated ...

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 ...

A quantum random-number generator has been developed that uses classical cryptography to certify that its output was produced by a quantum process. A truly random number is generated by a process ...