AI & Enterprise

SKT, KISTI develop digital twin-based quantum cryptography network verification technology

SK Telecom has developed digital twin technology with the Korea Institute of Science and Technology Information to verify the performance and operability of quantum cryptography communications networks. SKT said it unveiled the jointly developed technology at ECOC 2026 in Malaga, Spain. The core is a real-time link between SKT’s quantum key management system and KISTI’s QKD simulator through an ETSI standards-compatible interface.

Telecommunications & Media

KT, KISTI launch 400Gbps Korea-U.S. research network, quadrupling capacity

KT has built a 400Gbps national science and technology research network linking South Korea and the United States, expanding transmission capacity fourfold from 100Gbps. KT said it opened South Korea’s first 400Gbps single dedicated international line with the Korea Institute of Science and Technology Information. The link connects KISTI’s headquarters in Daejeon with Chicago and is intended to reduce delays and capacity shortages when exchanging large research datasets.