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cs.CR2026
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…
cs.DC2026
Symmetry all the way down
Ignacio Amores-Sesar, Christian Cachin, Simon Holmgaard Kamp +1
Asymmetric trust generalizes classical symmetric quorum systems by allowing each process to specify its own failure assumptions. While this flexibility enables tolerance of strictl…
cs.DC2026
The Tragedy of Chain Commons
Ignacio Amores-Sesar, Mirza Ahad Baig, Seth Gilbert +2
Byzantine Fault Tolerant (BFT) consensus forms the foundation of many modern blockchains striving for both high throughput and low latency. A growing bottleneck is transaction exec…