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Quantum Communication & Security

Research Areas

Quantum Communication & Security

Protection of data is a global concern. CQT has expertise in both quantum key distribution (QKD) and post-quantum cryptography, two future-ready approaches to secure communication. We are working on a few approaches to sending quantum keys via fibre and satellite, to offer encryption resistant to all computational hacks. We also explore how to make mathematical cryptography schemes safe against future quantum computers. CQT also hosts a team developing Singapore’s National Quantum-Safe Network.

News

Media

18 Feb 2025

Dieter Schwarz Foundation establishes Professorship for Technology Partnership with NUS

Science

23 Jan 2025

Guarding quantum communication against manipulation

Media, Science

4 Oct 2024

Singapore hosts optimistic ending to Bloomberg quantum documentary

Groups

Alexander Ling

Principal Investigator

Area Keywords: entanglement, quantum key distribution, satellite

Artur Ekert

CQT Fellow

Lab

Christian Kurtsiefer

Principal Investigator

Area Keywords: clock synchronisation techniques, interfaces, networks

Theory

Divesh Aggarwal

Principal Investigator

Area Keywords: cryptanalysis, lattice-based cryptography, post-quantum cryptography

Kwek Leong Chuan

Principal Investigator

Area Keywords: continuous variable QKD, MDI-QKD, networks, quantum key distribution

Theory

Marco Tomamichel

Principal Investigator

Area Keywords: information theory, quantum cryptography

Theory

Miklos Santha

CQT Fellow

Area Keywords: cryptanalysis

Mile Gu

CQT Fellow

Area Keywords: Quantum Agents, Quantum Algorithms, quantum information theory, Quantum Machine-Learning, Spatio-Temporal Quantum Correlations

Ping Koy Lam

Principal Investigator

Theory

Rahul Jain

Principal Investigator

Area Keywords: communication complexity, quantum cryptography

Steven Touzard

Principal Investigator

Area Keywords: integrated optics, quantum networks, rare-earth ions, spin defects, superconducting circuits

Theory

Valerio Scarani

Principal Investigator

Area Keywords: device-independent

Weibo Gao

Principal Investigator

Area Keywords: quantum materials, quantum photonics, solid state physics

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