Author

Si-Hang Qin

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Open access Sep 2026

Task-Bound Authorization and Compliance Auditing with Quantum-Safe Task Passports for Privacy-Preserving Computation in Trusted Data Spaces

Trusted data spaces support privacy-preserving computation, but existing credentials leave an execution-time gap when task parameters or cumulative resources change. We present a task-bound lifecycle and state model instantiated by a quantum-safe task passport (QTP). Its signed schema binds purpose, scope, computation...

Si-Hang Qin, Yu-Rou Wu, Jie-Ling Wen et al. · Information · 0 citations

Open access Aug 2026

Privacy-Preserving On-Chain Attestation for Cross-Domain Data Flows via GBFPlus

This paper presents a privacy-preserving on-chain attestation framework for recorded cross-domain data transfers in a permissioned setting and establishes integrity, conditional anonymity, traceability, and metadata-privacy properties for committed attestations under the stated trust assumptions.

Si-Hang Qin, Yang Zhou, Wei-Qi Dai et al. · Entropy · 0 citations