A four-witness UWB prototype with a BFT ledger produced location proofs at 0.18 m mean error in one indoor room and rejected simulated out-of-zone, stale-reference, and range-inflation attacks.
In: IEEE International Conference on Software Quality, Reliability and Security Companion
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Toward Practical Decentralized Proof-of-Location via Physical Witnessing Zones
A four-witness UWB prototype with a BFT ledger produced location proofs at 0.18 m mean error in one indoor room and rejected simulated out-of-zone, stale-reference, and range-inflation attacks.