LG Uplus is a South Korean telecommunications operator and a subsidiary of LG Corporation, headquartered in Seoul. It has been one of the most active Korean carriers in commercializing quantum-safe networking, deploying multi-layered post-quantum cryptography across its enterprise data lines and developing 300 Gbps PQC-capable private-line equipment paired with its Q-ROADM optical transmission gear for end-to-end quantum security services.
In December 2025, LG Uplus's PQC-supported SDN interface and the NTRU-lattice-based SOLMAE digital signature method were adopted as standards by Korea's Telecommunications Technology Association (TTA). Pilots with public-sector and financial-sector customers are scheduled for 2026, ahead of broader 6G, autonomous-vehicle, and smart-factory rollouts.
Quantum Specifications
Quantum Focus
hardware
Backed By
Lakestar
Lightspeed Venture Partners
Quantum Coast Capital
Type One Ventures
Trumpf Venture
Gic Government Of Singapore Investment Corporation
Hercules Capital
Inven Capital
Application Areas
Enterprise private linePublic sectorFinance6G
Research Partners
Kaist
Frequently Asked Questions
LG Uplus is a South Korean telecommunications operator and a subsidiary of LG Corporation, headquartered in Seoul. It has been one of the most active Korean carriers in commercializing quantum-safe networking, deploying multi-layered post-quantum cryptography across its enterprise data lines and developing 300 Gbps PQC-capable private-line equipment paired with its Q-ROADM optical transmission gear for end-to-end quantum security services.
In December 2025, LG Uplus's PQC-supported SDN inter...
LG Uplus is headquartered in Seoul, South Korea.
LG Uplus was founded in 1996.
Yes, LG Uplus is publicly traded under the ticker symbol 032640 on the KRX.
LG Uplus operates in the following sectors: quantum communications, qkd, post quantum cryptography, telecommunications, quantum networking.
