3 papers
quant-ph2026
High-rate quantum digital signatures over 250 km of optical fiber
Jiemin Lin, Yongqiang Du, Mingxuan Zhang +7
Quantum digital signatures (QDS) offer information-theoretic security for message integrity, authenticity, and non-repudiation, and constitute a fundamental cryptographic primitive…
cs.CR2024
Distributed Symmetric Key Establishment: a Scalable Quantum-Safe Key Distribution Protocol
Jie Lin, Hoi-Kwong Lo, Jacob Johannsson +2
Pre-shared keys (PSK) have been widely used in network security. Nonetheless, existing PSK solutions are not scalable. Moreover, whenever a new user joins a network, PSK requires a…
cs.CR2023
Composable Security of Distributed Symmetric Key Establishment Protocol
Jie Lin, Manfred von Willich, Hoi-Kwong Lo
The Distributed Symmetric Key Establishment (DSKE) protocol provides secure secret exchange (e.g., for key exchange) between two honest parties that need not have had prior contact…