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Related papers: DynamiQS: Quantum Secure Authentication for Dynami…

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Biometric authentication has become integral to digital identity systems, particularly in smart cities where it en-ables secure access to services across governance, trans-portation, and public infrastructure. Centralised archi-tectures,…

Cryptography and Security · Computer Science 2026-01-09 Tooba Qasim , Vasilios A. Siris , Izak Oosthuizen , Muttukrishnan Rajarajan , Sujit Biswas

Energy-storage singularities in quantum batteries are often associated with equilibrium quantum criticality. Here we show that, in quench-driven many-body batteries, such singularities can originate from dynamical criticality in momentum…

Quantum Physics · Physics 2026-05-13 Zheng Liu , Wen-Hui Nie , Yi-jia Yang , Lin-Cheng Wang , Chang-shui Yu

The rapid adoption of electric vehicles (EVs) globally has catalyzed the need for robust cybersecurity measures within vehicle-to-grid (V2G) networks. As these networks are increasingly being integrated into smart charging infrastructures,…

Cryptography and Security · Computer Science 2024-10-24 Yunwang Chen , Yanmin Zhao , Siuming Yiu

The wired charging and the need for battery replacements are critical barriers to unlimited, scalable, and sustainable mobile connectivity, motivating the interest in radio frequency (RF) wireless power transfer (WPT) technology. However,…

Networking and Internet Architecture · Computer Science 2023-11-23 Onel L. A. López , Osmel M. Rosabal , Amirhossein Azarbahram , A. Basit Khattak , Mehdi Monemi , Richard D. Souza , Petar Popovski , Matti Latva-aho

Differential-phase-shift (DPS) quantum key distribution (QKD) is one of the major QKD protocols that can be implemented with a simple setup using a laser source and a passive detection unit. Recently, an information-theoretic security proof…

Quantum Physics · Physics 2023-06-01 Akihiro Mizutani , Yuki Takeuchi , Kiyoshi Tamaki

Dynamical decoupling (DD) is a popular technique for protecting qubits from the environment. However, unless special care is taken, experimental errors in the control pulses used in this technique can destroy the quantum information instead…

Quantum Physics · Physics 2011-06-20 Alexandre M. Souza , Gonzalo A. Alvarez , Dieter Suter

Quantum Secure Direct Communication (QSDC) is an important branch of quantum cryptography, which enables the secure transmission of messages without prior key encryption. However, traditional quantum communication protocols rely on the…

Quantum Physics · Physics 2024-08-15 Nayana Das , Goutam Paul

Device-Independent Quantum Secure Direct Communication (DI-QSDC) enhances quantum cryptography by enabling secure message transmission without relying on the trustworthiness of the devices involved. This approach mitigates risks associated…

Quantum Physics · Physics 2024-09-17 Nayana Das , Saikat Basu , Goutam Paul , Vijay S. Rao

Radio frequency wireless power transfer (WPT) enables charging low-power mobile devices without relying on wired infrastructure. Current existing WPT systems are typically designed assuming far-field propagation, where the radiated energy…

Signal Processing · Electrical Eng. & Systems 2021-10-12 Haiyang Zhang , Nir Shlezinger , Francesco Guidi , Davide Dardari , Mohammadreza F Imani , Yonina C Eldar

Quantum secure direct communication (QSDC) and deterministic secure quantum communication (DSQC) are two important branches of quantum cryptography, where one can transmit a secret message securely without encrypting it by a prior key. In…

Quantum Physics · Physics 2022-02-22 Nayana Das , Goutam Paul

Quantum key distribution (QKD) allows two users to communicate with theoretically provable secrecy by encoding information on photonic qubits. Current encoders are complex, however, which reduces their appeal for practical use and…

Device-independent quantum key distribution (DI-QKD) is often seen as the ultimate key exchange protocol in terms of security, as it can be performed securely with uncharacterised black-box devices. The advent of DI-QKD closes several…

Software-based attacks exploit bugs or vulnerabilities to get unauthorized access or leak confidential information. Dynamic information flow tracking (DIFT) is a security technique to track spurious information flows and provide strong…

Cryptography and Security · Computer Science 2019-12-25 Luca Piccolboni , Giuseppe Di Guglielmo , Luca P. Carloni

Quantum battery is an emerging subject in the field of quantum thermodynamics, which is applied to charge, store and dispatch energy in quantum systems. In this work, we propose a fast and stable charging protocol based on the adiabatic…

Quantum Physics · Physics 2021-04-27 Hanyuan Hu , Shifan Qi , Jun Jing

The rapid growth of electric vehicles (EVs) has driven the development of roadway wireless charging technology, effectively extending EV driving range. However, wireless charging introduces significant cybersecurity challenges. Any receiver…

Cryptography and Security · Computer Science 2025-10-24 Hui Wang , Hans D. Schotten , Stefan M. Goetz

Recent advances in wireless power transfer (WPT) technology provide a cost-effective solution to charge wireless devices remotely without disruption to the use. In this paper, we propose an efficient wireless charging control method for…

Networking and Internet Architecture · Computer Science 2015-03-26 Suzhi Bi , Rui Zhang

Cyber-physical systems (CPS) such as autonomous vehicles rely on both on-board sensors and external communications to estimate their state. Unfortunately, these communications render the system vulnerable to cyber-attacks. While many attack…

Optimization and Control · Mathematics 2020-01-28 Matthew Porter , Sidhartha Dey , Arnav Joshi , Pedro Hespanhol , Anil Aswani , Matthew Johnson-Roberson , Ram Vasudevan

Active protection of quantum states is an essential prerequisite for the implementation of quantum computing. Dynamical decoupling (DD) is a promising approach that applies sequences of control pulses to the system in order to reduce the…

Quantum Physics · Physics 2013-05-14 Mustafa Ahmed Ali Ahmed , Gonzalo A. Álvarez , Dieter Suter

Wireless power transfer (WPT) technology enables a cost-effective and sustainable energy supply in wireless networks. However, the broadcast nature of wireless signals makes them non-excludable public goods, which leads to potential…

Networking and Internet Architecture · Computer Science 2019-08-29 Meng Zhang , Jianwei Huang , Rui Zhang

Device-independent quantum secret sharing (DI-QSS) provides high security by eliminating the need to trust devices, yet its practical performance is limited by channel loss and noise. This work extends advantage distillation from two-party…