Privacy-Preserving P2P Energy Market on the Blockchain [article]

Alain Brenzikofer, Noa Melchior
<span title="2019-05-20">2019</span> <i > arXiv </i> &nbsp; <span class="release-stage" >pre-print</span>
Quartierstrom creates a peer-to-peer marketplace for locally generated solar power. The marketplace is implemented as a smart contract on a permissioned blockchain governed by all prosumers. Two privacy-by-design concepts are presented which guarantee that the users individual load profile is not leaked to any third party despite using a blockchain. The first approach leverages UTXO based coin mixing protocols in combination with an account-based on-chain smart contract. The second approach
more &raquo; ... es on an off-chain smart contract running in trusted execution environments.
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