Y.3800 is an

ITU-T The ITU Telecommunication Standardization Sector (ITU-T) is one of the three sectors (divisions or units) of the International Telecommunication Union (ITU). It is responsible for coordinating standards for telecommunications and Information Commu ...

Recommendation (

computer standard Computer hardware and software standards are technical standards instituted for compatibility and interoperability between software, systems, platforms and devices. Hardware Software See also *List of RFCs *List of device bandwidths Refer ...

) with the long name "Overview on networks supporting quantum key distribution", that gives an overview of networks supporting

quantum key distribution Quantum key distribution (QKD) is a secure communication method which implements a cryptographic protocol involving components of quantum mechanics. It enables two parties to produce a shared random secret key known only to them, which can then be ...

(QKD)

cryptographic protocol A security protocol (cryptographic protocol or encryption protocol) is an abstract or concrete protocol that performs a security-related function and applies cryptographic methods, often as sequences of cryptographic primitives. A protocol describe ...

s. The standard provides support for the design, deployment, operation and maintenance for the implementation of QKD

networks Network, networking and networked may refer to: Science and technology * Network theory, the study of graphs as a representation of relations between discrete objects * Network science, an academic field that studies complex networks Mathematics ...

(QKDNs), in terms of standardized technologies. It extends existing point-to-point system, and allows for QKD networks. The relevant network aspects of conceptual structure, layered model and basic functions are within the scope of the Recommendation to support its implementation. As of September 2020, Y.3800 as well as the related Y.3801 is the basis of QKD trials being conducted by

Verizon Verizon Communications Inc., commonly known as Verizon, is an American multinational telecommunications conglomerate and a corporate component of the Dow Jones Industrial Average. The company is headquartered at 1095 Avenue of the Americas in ...

between their 5G lab in Virginia and Washington D.C.

Corrigendum 1

Corrigendum 1 transforms 'IT-secure keys' into 'secure keys' and makes the location of a security demarcation boundary unspecified.

References

ITU-T recommendations {{compu-network-stub