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Telefonica

25
ResearchMadrid, SpainEst. 1924
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About

Telefonica S.A. is a Spanish multinational telecommunications company founded in 1924 and headquartered in Madrid. The company explores quantum technologies for telecommunications, including quantum key distribution (QKD) for secure communications, quantum networking, and post-quantum cryptography. Telefonica works with quantum technology providers and research institutions to deploy quantum communication networks across Spain and Latin America, and it invests in quantum-safe security to prepare its infrastructure for post-quantum transitions. The company serves telecommunications markets across Europe and Latin America, including enterprise customers, government agencies, and critical infrastructure sectors that require quantum-safe communications. This work contributes to European quantum communications infrastructure and positions Spain as a quantum communications leader in Europe and Latin America. In January 2025, Telefonica Tech signed a collaboration agreement with IBM on quantum-safe technology. In early 2026, Telefonica and IQM Quantum Computers were selected by Galicia's CESGA supercomputing center to deploy a 54-qubit IQM Radiance and a 5-qubit IQM Spark, Spain's first IQM quantum computers. At MWC 2026, Telefonica showcased a quantum-safe portfolio developed with partners including Fortinet and LuxQuanta.

Quantum Specifications

Quantum Focushardware

Backed By

Lakestar
Lightspeed Venture Partners
Quantum Coast Capital
Type One Ventures
Trumpf Venture
Gic Government Of Singapore Investment Corporation
Hercules Capital
Inven Capital

Research Partners

Icfo U Barcelona

Frequently Asked Questions

Telefonica S.A. is a Spanish multinational telecommunications company founded in 1924 and headquartered in Madrid. The company explores quantum technologies for telecommunications, including quantum key distribution (QKD) for secure communications, quantum networking, and post-quantum cryptography. Telefonica works with quantum technology providers and research institutions to deploy quantum communication networks across Spain and Latin America, and it invests in quantum-safe security to pre...
Telefonica is headquartered in Madrid, Spain.
Telefonica was founded in 1924.
Telefonica operates in the following sectors: quantum communications, quantum security.