3 papers
cs.CR2026
QDBFT: A Dynamic Consensus Algorithm for Quantum-Secured Blockchain
Fei Xu, Cheng Ye, Jie OuYang +9
The security foundation of blockchain system relies primarily on classical cryptographic methods and consensus algorithms. However, the advent of quantum computing poses a signific…
cs.CR2026
A Quantitative Method for Evaluating Security Boundaries in Quantum Key Distribution Combined with Block Ciphers
Xiaoming Chen, Haoze Chen, Fei Xu +10
With the rapid development of quantum computing, classical cryptography systems are increasingly vulnerable to security threats, thereby highlighting the urgency of constructing ar…
quant-ph2025
Long-distance free-space quantum key distribution with continuous variables
Tianxiang Zhan, Huasheng Li, Peng Huang +17
Continuous-variable quantum key distribution (CVQKD) enables remote users to share high-rate and unconditionally secure secret keys while maintaining compatibility with classical o…