4 papers · 1 filter
A contribution to the critique of blockchain censorship
Ruichao Jiang, Michelle Yeo, Long Wen
We study the blockchain censorship attack introduced in [21], which shows that joining the attack is a dominant strategy. We show that, by introducing certain detectability thresho…
Track me if you can: Ephemeral coin tracing
Ignacio Amores-Sesar, Christian Cachin, Rohit Chatterjee +3
Privacy-preserving payment systems are well understood, yet concerns about their misuse for financial crime have led to only limited adoption in regulated settings such as central…
Wonderboom -- Efficient, and Censorship-Resilient Signature Aggregation for Million Scale Consensus
Zeta Avarikioti, Ray Neiheiser, Krzysztof Pietrzak +1
Over the last years, Ethereum has evolved into a public platform that safeguards the savings of hundreds of millions of people and secures more than $650 billion in assets, placing…
Foundations of Fiat-Denominated Loans Collateralized by Cryptocurrencies
Pavel Hubáček, Jan Václavek, Michelle Yeo
The rising importance of cryptocurrencies as financial assets pushed their applicability from an object of speculation closer to standard financial instruments such as loans. In th…