软件定义的网络编排,用于量子密钥分发网络的可互操作密钥管理
Dong-Hi Sim1, Jongyoon Shin1, Min Hyung Kim1
1SK Telecom, Seoul 04539, Republic of Korea.
Entropy (Basel, Switzerland)
|June 28, 2023
概括
软件定义网络 (SDN) 编排将多种QKD网络与不兼容的密钥管理系统 (KMS) 集成. 这使得在使用多个SDN控制器的地理隔离网络中实现安全,端到端的QKD密钥交付.
科学领域:
- 量子通信安全性 量子通信安全性
- 网络工程和架构 网络工程和架构
背景情况:
- 由于互不兼容的密钥管理系统 (KMS),相互连接各种量子密钥分发 (QKD) 网络具有挑战性.
- 不同的网络段通常由单独的软件定义网络 (SDN) 控制器管理,阻碍了无的 QKD 服务提供.
- 在实际的网络部署中,多供应商环境进一步复杂化了不同的QKD系统的集成.
研究的目的:
- 展示SDN编排的使用,以集成区域分离的QKD网络与不兼容的KMS.
- 确保端到端的QKD服务提供和在地理上不同的QKD网络之间安全的关键交付.
- 为了解决管理多个SDN控制器和多种网络设备的复杂性,以扩大QKD覆盖范围.
主要方法:
- 实施SDN编排器作为多个SDN控制器的中央管理实体.
- 使用SDN编排器协调控制器并收集网络信息用于路径计算.
- 在编排器中开发路径选择机制,以便在不同网络中的应用程序之间进行端到端的密钥交付.
主要成果:
- 在商业QKD网络中成功展示了SDN编排用于互操作的KMS.
- 实现了多个SDN控制器管理异质网络部分的协调.
- 在不同的 QKD 网络中促进了端到端的高效和安全的 QKD 密钥交付.
结论:
- SDN编排是一个可行的解决方案,用于与不同KMS和供应商集成多种QKD网络.
- 拟议的方法确保在地理隔离的网络中安全有效地提供QKD密钥.
- 在韩国的实际实施证实了SDN编排对可互操作的QKD网络的有效性.
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