Ultra-secure quantum data sent over existing internet cables
https://www.newscientist.com/article/2477664-ultra-secure-quantum-data-sent-over-existing-internet-cables/
Ultra-secure quantum data sent over existing internet cables
https://www.newscientist.com/article/2477664-ultra-secure-quantum-data-sent-over-existing-internet-cables/
2 Comments
Two commercial telecommunications facilities have been connected by a secure quantum network that used existing fibre optic cables at room temperature – a key step towards a feasible quantum internet
> information can be exchanged extremely securely thanks to being encoded into quantum particles of light called photons
Can someone explain how “quantum particles of light called photons” differ from regular photons in existing fiber optic cables?