Extending the reach of Quantum Key Distribution


Sarah Kaiser • Macquarie University
http://www.sckaiser.com/research/talks/UTS_seminar_2017/

Information security is an integral part of modern society.

Classical infrastructure is already horribly compromised.

Attacks on classical key exchange will only get worse.

At least many people are Shor...

Potentially Secure Key Exchange

Post-quantum cryptography

Quantum key distribution

Summary:

  1. What is Quantum key distribution (QKD)?
  2. Current challenges for QKD
  3. QKD in space
  4. Hacking QKD hardware
  5. What is next for QKD?

Commercial QKD devices

id Quantique Clavis 2

Airborne receiver results: Arc pass

Airborne testing results plot
arXiv:1612.06396

Hacking QKD Hardware