Quantum key distribution
(also QKD)
Quantum key distribution definition
A secure method of communication with cryptographic protocols that use quantum mechanics. Any attempt to obtain encryption keys or eavesdrop alerts legitimate users, since observing a quantum system disturbs it in a measurable way.
Real quantum key distribution use cases
- Protecting financial data
- Protecting high-value intellectual property
- Secure communications in the defense sector
- Protecting healthcare infrastructure
- Communicating sensitive medical data
- Preventing outside disruption of critical infrastructure, including utilities
Further reading