5 papers
Track me if you can: Ephemeral coin tracing
Ignacio Amores-Sesar, Christian Cachin, Rohit Chatterjee +3
Privacy-preserving payment systems are well understood, yet their adoption in regulated settings, such as central bank digital currencies (CBDCs), institutional stablecoins, and ot…
The Consensus Number of Untraceable Cryptocurrencies
Christian Cachin, David Lehnherr, Juan Villacis +1
Sender untraceability hides the account spent by a cryptocurrency transfer among a set of candidates, its masking set. What a transfer does to that set separates two designs: class…
Crypto x AI, AI x Crypto: A Survey
Sarah Allen, Pranay Anchuri, James Austgen +23
The intersection of crypto x AI is spawning papers, products, online posts, and companies. All the surrounding buzz, though, obscures what exactly has been done, what the opportuni…
Practical Secure Aggregation by Combining Cryptography and Trusted Execution Environments
Romain de Laage, Peterson Yuhala, François-Xavier Wicht +3
Secure aggregation enables a group of mutually distrustful parties, each holding private inputs, to collaboratively compute an aggregate value while preserving the privacy of their…
Thetacrypt: A Distributed Service for Threshold Cryptography
Mariarosaria Barbaraci, Noah Schmid, Orestis Alpos +2
Threshold cryptography is a powerful and well-known technique with many applications to systems relying on distributed trust. It has recently emerged also as a solution to challeng…