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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-know...

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Autori principali: Huiying Hou, Yucong Ma, Zisu Zhao, Xuerui Gan
Natura: Artigo
Lingua:Inglês
Pubblicazione: MDPI AG 2026-08-01
Serie:Sensors
Soggetti:
Internet of Things
sensor data sharing
zero-knowledge proofs
zk-SNARKs
access control
blockchain
Accesso online:https://www.mdpi.com/1424-8220/26/16/5045
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