Programmable Quantum Key Distribution Network for Dynamic and Multi-Granular Key Allocation

Florian Honz; Vana Pezelj; Valeria Saggio; Winfried Boxleitner; Michael Hentschel; Philip Walther; Hannes Hübel; Bernhard Schrenk

doi:10.5281/zenodo.19006074

Programmable Quantum Key Distribution Network for Dynamic and Multi-Granular Key Allocation

Optical Quantum Technologies

University of Vienna, Faculty of Physics, Vienna Center for Quantum Science and Technology (VCQ)

Research output: Chapter in Book or Conference Proceedings › Conference Proceedings with Oral Presentation › peer-review

Abstract

We demonstrate a QKD scheme enhanced with flexible key-rate allocation. A dynamic secure-key rate range of 18.7dB (76×) is obtained through programmable spectrum and detector choice, enabling a fine-grained and efficient use of network resources.

Original language	English
Title of host publication	2026 Optical Fiber Communications Conference and Exhibition (OFC)
Number of pages	4
DOIs	https://doi.org/10.5281/zenodo.19006074
Publication status	Published - 2026
Event	2026 Optical Fiber Communications Conference and Exhibition (OFC) - Los Angeles, Los Angeles, United States Duration: 15 Mar 2026 → 19 Mar 2026 https://www.ofcconference.org/

Conference

Conference	2026 Optical Fiber Communications Conference and Exhibition (OFC)
Country/Territory	United States
City	Los Angeles
Period	15/03/26 → 19/03/26
Internet address	https://www.ofcconference.org/

Research Field

Quantum Key Distribution

Access to Document

10.5281/zenodo.19006074

Cite this

@inproceedings{2b1d20c2d9444a85bf28fc1669ff26d6,

title = "Programmable Quantum Key Distribution Network for Dynamic and Multi-Granular Key Allocation",

abstract = "We demonstrate a QKD scheme enhanced with flexible key-rate allocation. A dynamic secure-key rate range of 18.7dB (76×) is obtained through programmable spectrum and detector choice, enabling a fine-grained and efficient use of network resources.",

author = "Florian Honz and Vana Pezelj and Valeria Saggio and Winfried Boxleitner and Michael Hentschel and Philip Walther and Hannes H{\"u}bel and Bernhard Schrenk",

year = "2026",

doi = "10.5281/zenodo.19006074",

language = "English",

booktitle = "2026 Optical Fiber Communications Conference and Exhibition (OFC)",

note = "2026 Optical Fiber Communications Conference and Exhibition (OFC) ; Conference date: 15-03-2026 Through 19-03-2026",

url = "https://www.ofcconference.org/",

}

Honz, F , Pezelj, V , Saggio, V , Boxleitner, W , Hentschel, M, Walther, P, Hübel, H & Schrenk, B 2026, Programmable Quantum Key Distribution Network for Dynamic and Multi-Granular Key Allocation. in 2026 Optical Fiber Communications Conference and Exhibition (OFC). 2026 Optical Fiber Communications Conference and Exhibition (OFC), Los Angeles, California, United States, 15/03/26. https://doi.org/10.5281/zenodo.19006074

TY - GEN

T1 - Programmable Quantum Key Distribution Network for Dynamic and Multi-Granular Key Allocation

AU - Pezelj, Vana

AU - Saggio, Valeria

AU - Boxleitner, Winfried

AU - Hentschel, Michael

AU - Walther, Philip

AU - Hübel, Hannes

AU - Schrenk, Bernhard

A2 - Honz, Florian

PY - 2026

Y1 - 2026

N2 - We demonstrate a QKD scheme enhanced with flexible key-rate allocation. A dynamic secure-key rate range of 18.7dB (76×) is obtained through programmable spectrum and detector choice, enabling a fine-grained and efficient use of network resources.

AB - We demonstrate a QKD scheme enhanced with flexible key-rate allocation. A dynamic secure-key rate range of 18.7dB (76×) is obtained through programmable spectrum and detector choice, enabling a fine-grained and efficient use of network resources.

U2 - 10.5281/zenodo.19006074

DO - 10.5281/zenodo.19006074

M3 - Conference Proceedings with Oral Presentation

BT - 2026 Optical Fiber Communications Conference and Exhibition (OFC)

T2 - 2026 Optical Fiber Communications Conference and Exhibition (OFC)

Y2 - 15 March 2026 through 19 March 2026

ER -

Programmable Quantum Key Distribution Network for Dynamic and Multi-Granular Key Allocation

Abstract

Conference

Research Field

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