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Chapter and Conference Paper
Accountable Privacy for Decentralized Anonymous Payments
Decentralized ledger-based currencies such as Bitcoin provide a means to construct payment systems without requiring a trusted bank. Removing this trust assumption comes at the significant cost of transaction ...
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Chapter and Conference Paper
Rational Zero: Economic Security for Zerocoin with Everlasting Anonymity
Zerocoin proposed adding decentralized cryptographically anonymous e-cash to Bitcoin. Given the increasing popularity of Bitcoin and its reliance on a distributed pseudononymous public ledger, this anonymity i...