A man in a black hoodie wearing a Guy Fawkes mask sits in a dark room, face lit up forebodingly by his laptop screen. He types furiously, laying down dozens of lines of code. After a few moments go by ...

The past few weeks have brought apparently alarming news of Mythos, an AI that can identify cybersecurity flaws in a matter of moments, leaving operating systems and software vulnerable to hackers.

The laws of quantum mechanics make it impossible to copy quantum information, but that doesn’t mean quantum computers are unhackable. Two independent teams of researchers have now devised methods for ...