Operations & infrastructure · South Korea

SK Telecom

Korea's leading QKD operator: it owned ID Quantique until the 2025 IonQ deal, has QKD on its 5G backbone, and sells QKD/QRNG-secured services and quantum-random-number chips.

Headquarters: Seoul, South Korea · East Asia
Value chain: Operations & infrastructure(Systems & services)
What that means: Runs the technology as a service: cloud and compute, networks, launch, satellite operators, plants and utilities.
Founded: 1984
Ownership: Listed
Listing: KRX:017670 on Google Finance
Website: sktelecom.com
Relevance: Moderate at its strongest, in Quantum Communication

In 2 capabilities

Each capability the company is listed in, most relevant first: how experts in the field see its global relevance there, why it is listed and the source.

Quantum CommunicationModerate
Quantum Technologies · Operation · listed #8 of 50
Korea's leading QKD operator: it owned ID Quantique until the 2025 IonQ deal, has QKD on its 5G backbone, and sells QKD/QRNG-secured services and quantum-random-number chips.
Relevance: Leading Korean QKD operator, former IDQ owner
Source · sktelecom.com
Post-Quantum CryptographyLow
Quantum Technologies · Operation · listed #33 of 50
SK Telecom made PQC SIM cards with Thales, applied PQC to its networks and subscriber authentication, and is a quantum-safe partner in the GSMA Post-Quantum Telco Network Taskforce.
Relevance: Korean PQC SIM and network deployment
Source · sktelecom.com