2 papers
cs.CR2026
Improving the Robustness of the XRP Ledger Network via Edge Augmentation Strategies
Afonso Vilalonga, Orkun İrsoy, João S. Resende +2
The XRP Ledger allows its network participants to select a set of trusted peers within the network (i.e., the Unique Node List (UNL)) and communicate with them to reach consensus o…
cs.CR2023
TorKameleon: Improving Tor's Censorship Resistance with K-anonymization and Media-based Covert Channels
Afonso Vilalonga, João S. Resende, Henrique Domingos
Anonymity networks like Tor significantly enhance online privacy but are vulnerable to correlation attacks by state-level adversaries. While covert channels encapsulated in media p…