Encryption, the transformation of data into a form that prevents anyone unauthorized from understanding that data, is a fundamental technology that enables online commerce, secure communication, and ...

Researchers at China's Shanghai University have demonstrated how quantum mechanics could pose a realistic threat to current encryption schemes even before full-fledged quantum computers become ...

Large numbers can only be factorized with a great deal of computational effort. Physicists are now providing a blueprint for a new type of quantum computer to solve the factorization problem, which is ...