On its 10th anniversary, Signal’s president wants to remind you that the world’s most secure communications platform is a nonprofit. It’s free. It doesn’t track you or serve you ads. It pays its ...

Last month, the cryptographer and coder known as Moxie Marlinspike was getting settled on an airplane when his seatmate, a Midwestern-looking man in his sixties, asked for help. He couldn't figure out ...