Liaison statement
LS on work progress on Quantum Key Distribution (QKD) network in SG13 (as of February 2026)

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State Posted
Submitted Date 2026-04-01
From Group ITU-T-SG-13
From Contact tsbsg13@itu.int
To Group opsawg
To Contacts Joe Clarke <jclarke@cisco.com>
Benoît Claise <benoit@everything-ops.net>
Cc Benoît Claise <benoit@everything-ops.net>
Joe Clarke <jclarke@cisco.com>
Scott Mansfield <Scott.Mansfield@Ericsson.com>
Mahesh Jethanandani <mjethanandani@gmail.com>
Operations and Management Area Working Group Discussion List <opsawg@ietf.org>
Mohamed Boucadair <mohamed.boucadair@orange.com>
Response Contact gmlee@kaist.ac.kr
kaz.tanikawa@nict.go.jp
Technical Contact gmlee@kaist.ac.kr
Action Holder Contacts scott.mansfield@ericsson.com
Purpose For information
Attachments SG13-LS187.pdf
Draft Supplement 100 to ITU-T Y.3800-series (Y.Supp.QKDNmc-UC) Use cases
Draft new Recommendation ITU-T Y.QKDN-nq-trust-fr
Draft new Recommendation ITU-T Y.QKDN-nq-cmo
Draft new Recommendation ITU-T Y.QKDNi_km
Draft new Recommendation ITU-T Y.QKDN-pkpe-fr
Body 
See the attached document for the status of the QKD work in SG13
(SG13-LS187.pdf)

The other attachments are work in progress that are not publically available:

1)      The agreed Supplement 100 to ITU-T Y.3800-series (Y.supp.QKDNmc-UC)
(TD426/WP4), Use cases of multi-point coordination in QKDN;

2)      The new work item - Draft Recommendation ITU-T Y.QKDN-nq-trust-fr
(TD444/WP4), Requirements and framework of integration of QKDN, user network
supporting end-to-end modern cryptography services, and trust;

3)      The new work item - Draft Recommendation ITU-T Y.QKDN-nq-cmo
(TD446/WP4), Integration of quantum key distribution network and user network
supporting end-to-end modern cryptography services –Control, management, and
orchestration;

4)      The new work item – Draft Recommendation ITU-T Y.QKDNi_km (TD447/WP4),
Quantum key distribution network interworking - Key management;

5)      The new work item - Draft Recommendation ITU-T Y.QKDN-pkpe-fr
(TD448/WP4), Quantum key distribution networks – Framework for proactive
end-to-end key pre-establishment.