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IDQ and SK Broadband complete phase one of nation-wide Korean QKD Network

With a total length of 800 kms, this Korean QKD network infrastructure secures the communication network of 48 government organizations across the country, which makes it the largest quantum cryptography network outside China.

QKD Network In Korea

The Korean government was looking for a solution to protect sensitive information and communications between its most critical government agencies, including the Ministry of Employment and Labor, the Ministry of Economy and Finance, and the Ministry of Education and local governments.

It planned to integrate each department’s separate networks into one single convergence network for their operational efficiency, which required the usage of quantum technologies, providing enhanced security for the long-term future.

Korean QKD Network


SK Broadband and ID Quantique installed the most advanced key management, configuration, and monitoring solution to handle the complex routing, state-of-the-art QKD appliances to ensure smooth point to point connection, as well as the agility to adapt to specific local regulations.

Find out more about this Korean QKD network project by reading our in-depth case study.


View case study


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