Pisces: Private and Compliable Cryptocurrency Exchange

ePrint Report: Pisces: Private and Compliable Cryptocurrency Exchange

Ya-Nan Li, Tian Qiu, Qiang Tang

Cryptocurrency exchange platforms such as Coinbase, Binance, enable users to purchase and sell cryptocurrencies conveniently just like trading stocks/commodities. However, because of the nature of blockchain, when a user withdraws coins (i.e., transfers coins to an external on-chain account), all future transactions can be learned by the platform. This is in sharp contrast to conventional stock exchange where all external activities of users are always hidden …

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