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3 papers
An Improved Correction Term for Dimension Reduction in Quantum Key Distribution
Twesh Upadhyaya, Thomas van Himbeeck, Norbert Lütkenhaus
The dimension reduction method enables security proofs of quantum key distribution (QKD) protocols that are originally formulated in infinite dimensions via reduction to a tractabl…
Dimension Reduction in Quantum Key Distribution for Continuous- and Discrete-Variable Protocols
Twesh Upadhyaya, Thomas van Himbeeck, Jie Lin +1
We develop a method to connect the infinite-dimensional description of optical continuous-variable quantum key distribution (QKD) protocols to a finite-dimensional formulation. The…
Asymptotic security analysis of discrete-modulated continuous-variable quantum key distribution
Jie Lin, Twesh Upadhyaya, Norbert Lütkenhaus
Continuous-variable quantum key distribution (CV QKD) protocols with discrete modulation are interesting due to their experimental simplicity and their great potential for massive…