Titlebook: Data Privacy Management, Cryptocurrencies and Blockchain Technology; ESORICS 2018 Interna Joaquin Garcia-Alfaro,Jordi Herrera-Joancomartí,R

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Using Economic Risk to Model Miner Hash Rate Allocation in Cryptocurrencies PoW blockchains often share hashing algorithms, miners face a complex choice in deciding how to allocate their hash power among chains. We present an economic model that leverages Modern Portfolio Theory to predict a miner’s allocation over time using price data and inferred risk tolerance. The mod

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Coloured Ring Confidential Transactions We propose a novel transaction type, which enables privacy preserving trading of independent assets on a common block-chain. This is achieved by extending the ring confidential transaction with an additional commitment to a colour and a publicly verifiable proof of conservation. With our coloured c

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Decongestant

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Economic Interventions in Communitiessm. Sealed-bid auctions are powerful trading tools due to the advantages they offer compared to their open-cry counterparts. However, the inherent transparency and lack of privacy on the Ethereum blockchain conflict with the main objective behind the sealed-bid auctions. In this paper, we tackle thi

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