Several years ago one of us, Toni, asked another of us, Marco, to come to his office at the Institute of Photonic Sciences, a large research center in Castelldefels near Barcelona. “There is a problem ...
Nearly three decades ago, a new method for encrypting digital information transformed online security. Dubbed RSA↓ RSA stands for “Rivest–Shamir–Adleman,” the surnames of its inventors. , it exploited ...
A century ago, the strange behavior of atoms and elementary particles led physicists to formulate a new theory of nature. That theory, quantum mechanics, found immediate success, proving its worth ...