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Yucong Ma

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Open access Aug 2026

zk-Guard-R: Policy-Hidden and Replay-Safe zk-SNARK Access Control for IoT Sensor Data Stored on IPFS

IoT sensor deployments increasingly export measurement streams to edge gateways and content-addressed storage such as IPFS, but access control decisions must be enforced without disclosing sensor owner policies, requester attributes, or stale data versions. Existing blockchain, CP-ABE, and zero-knowledge approaches red...

Huiying Hou, Yucong Ma, Zi-Su Zhao et al. · 0 citations

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