56 citations · 165 across the 13 of their papers we have counts for
16 papers · 1 filter
Unconditional Security of Discrete-Modulated CV-QKD from Infinite-Dimensional MEAT
Lars Kamin, Ian George, John Burniston +1
Discrete-Modulated (DM) Continuous-Variable (CV) Quantum Key Distribution (QKD) is an experimentally attractive approach to quantum cryptography, offering high key rates over metro…
Revealing high-dimensional entanglement through symmetry
Jayden Webster, Florian Kanitschar, Emanuele Polino +5
Photons encoded in discrete time bins can be routinely prepared in temporal superposition states, enabling high-dimensional entanglement and enhanced quantum communication rates. H…
High-dimensional quantum communication with scalable photonic entanglement in time and frequency
Kai-Chi Chang, Murat Can Sarihan, Nicky Kai Hong Li +13
High-dimensional photonic entanglement holds significant promise for advancing quantum communication, computation, and metrology. For example, large-alphabet quantum communication…
Bright Source of High-Dimensional Temporal Entanglement
Dorian Schiffer, Robert Kindler, Alexandra Bergmayr-Mann +5
High-dimensional entanglement is considered to hold great potential for quantum key distribution (QKD) in high-loss and -noise scenarios. To harness its robustness, we construct a…
Composable Finite-Size Security of High-Dimensional Quantum Key Distribution Protocols
Florian Kanitschar, Marcus Huber
Practical implementations of Quantum Key Distribution (QKD) extending beyond urban areas commonly use satellite links. However, the transmission of quantum states through the Earth…
Gigabit-rate Quantum Key Distribution on Integrated Photonic Chips
Si Qi Ng, Florian Kanitschar, Gong Zhang +1
Quantum key distribution (QKD) provides information-theoretic security guaranteed by the laws of quantum mechanics, making it resistant to future computational threats, including q…
Continuous-variable quantum communication
Vladyslav C. Usenko, Antonio Acín, Romain Alléaume +8
Tremendous progress in experimental quantum optics in recent decades has enabled the advent of quantum technologies, one of which is quantum communication. Aimed at novel methods f…
Experimental composable key distribution using discrete-modulated continuous variable quantum cryptography
Adnan A. E. Hajomer, Florian Kanitschar, Nitin Jain +6
Establishing secure data communication necessitates secure key exchange over a public channel. Quantum key distribution (QKD), which leverages the principles of quantum physics, ca…
Composable free-space continuous-variable quantum key distribution using discrete modulation
Kevin Jaksch, Thomas Dirmeier, Yannick Weiser +16
Continuous-variable (CV) quantum key distribution (QKD) allows for quantum secure communication with the benefit of being close to existing classical coherent communication. In rec…
Composable Continuous-Variable Multi-User QKD with Discrete Modulation: Theory and Implementation
Florian Kanitschar, Adnan A. E. Hajomer, Michael Hentschel +2
Establishing scalable, secure quantum networks requires advancing beyond conventional point-to-point quantum key distribution (QKD) protocols toward point-to-multipoint QKD protoco…
A practical framework for analyzing high-dimensional QKD setups
Florian Kanitschar, Marcus Huber
High-dimensional (HD) entanglement promises both enhanced key rates and overcoming obstacles faced by modern-day quantum communication. However, modern convex optimization-based se…
Harnessing high-dimensional temporal entanglement using limited interferometric setups
Alexandra Bergmayr, Florian Kanitschar, Matej Pivoluska +1
High-dimensional entanglement has shown to have significant advantages in quantum communication. It is available in many degrees of freedom and in particular in the time-domain rou…
Finite-Size Security for Discrete-Modulated Continuous-Variable Quantum Key Distribution Protocols
Florian Kanitschar, Ian George, Jie Lin +2
Discrete-Modulated (DM) Continuous-Variable Quantum Key Distribution (CV-QKD) protocols are promising candidates for commercial implementations of quantum communication networks du…
Lipschitz continuity of quantum-classical conditional entropies with respect to angular distance and related properties
Michael Liaofan Liu, Florian Kanitschar, Amir Arqand +1
We derive a Lipschitz continuity bound for quantum-classical conditional entropies with respect to angular distance, with a Lipschitz constant that is independent of the dimension…
Tight Secure Key Rates for CV-QKD with 8PSK Modulation
Florian Kanitschar, Christoph Pacher
We use a recent numerical security proof approach to calculate tight secure key rates in the presence of collective attacks for a continuous-variable (CV) eight-state phase-shift k…
Optimizing Continuous-Variable Quantum Key Distribution with Phase-Shift Keying Modulation and Postselection
Florian Kanitschar, Christoph Pacher
A numerical security proof technique is used to analyse the security of continuous-variable quantum key distribution (CV-QKD) protocols with phase-shift keying modulation against c…