In mathematics, proofs can be written down and shared. In cryptography, when people are trying to avoid revealing their secrets, proofs are not always so simple—but a new result significantly closes ...

Fringe movements are using games and other online platforms to draw growing numbers of children to their causes, new data and dozens of interviews show.

Tired of paying for pricey VPNs? With a Raspberry Pi and a bit of know-how, you can host your own VPN for free. I’ll show you ...