Quantum computers pose a big threat to the security of modern communications, deciphering cryptographic codes that would take regular computers forever to crack. But drawing on the properties of quantum behaviour could also provide a route to truly secure cryptography.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/quantumadoub.jpg)
Source:
https://phys.org/news/2019-06-quantuma-double-edged-sword-cryptography.html