QUANTUM KEY MANAGEMENT DEVICE AND OPERATION METHOD THEREOF

Title:

QUANTUM KEY MANAGEMENT DEVICE AND OPERATION METHOD THEREOF

Document Type and Number:

WIPO Patent Application WO/2023/080344

Kind Code:

A1

Abstract:

The present invention relates to a quantum key management device for quickly and flexibly providing quantum keys for network services by effectively and efficiently distributing the quantum keys in a quantum key utilization network, and an operation method thereof. The quantum key management device may comprise: an identification unit for identifying information on the number of quantum keys, and a search unit for searching for a node path that is an array of quantum key management system nodes.

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Inventors:

LEE CHAN KYUN (KR)
KIM YONG HWAN (KR)
SHIM KYU SEOK (KR)
LEE WON HYUK (KR)

Application Number:

PCT/KR2022/001770

Publication Date:

May 11, 2023

Filing Date:

February 04, 2022

Export Citation:

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Assignee:

KOREA INST SCI & TECH INF (KR)

International Classes:

H04L9/08

Foreign References:

KR20190073520A	2019-06-26
KR20170115055A	2017-10-16
US9692595B2	2017-06-27

Other References:

SHI LEI, GUO YI-XI, MA CHEN-HUI, CAI NING: "Research on quantum key network model", COMPUTER SCIENCE AND TECHNOLOGY : PROCEEDINGS OF THE INTERNATIONAL CONFERENCE (CST2016), SHENZHEN, CHINA, 8-10 JANUARY, 2016, 8 January 2016 (2016-01-08) - 10 January 2016 (2016-01-10), pages 342 - 348, XP009547683, ISBN: 978-981-3146-41-9, DOI: 10.1142/9789813146426_0040
YUAN CAO, YONGLI ZHAO, CARLOS COLMAN-MEIXNER, XIAOSONG YU, JIE ZHANG: "Key on demand (KoD) for software-defined optical networks secured by quantum key distribution (QKD)", OPTICS EXPRESS, vol. 25, no. 22, 30 October 2017 (2017-10-30), pages 26453, XP055624515, DOI: 10.1364/OE.25.026453

Attorney, Agent or Firm:

NAM & NAM (KR)

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