Quantum encryption could stop scammers from faking their locations

A technique using quantum computers to verify a device’s location can only be hacked with a quantum computer thousands of times larger than those currently in existence

By Karmela Padavic-Callaghan

A quantum encryption technique could make it nearly impossible for someone to fake their location while, for instance, making payments or sharing sensitive information online.

When sending information from one computer to another, there are situations when it would be useful to be able to verify the location of the recipient. These range from making sure military intel gets to the right person to avoiding someone ordering pizza to someone else’s house as a joke. It is not possible to come …