Pascal Berrang

From Closed-world Enforcement to Open-world Assessment of Privacy

2015 · arXiv (Cornell University)

In this paper, we develop a user-centric privacy framework for quantitatively assessing the exposure of personal information in open settings. Our formalization addresses key-challenges posed by such open settings, such as the unstructured dissemination of …

Evasion Under Blockchain Sanctions

2026

Sanctioning blockchain addresses has become a common regulatory response to malicious activities. However, enforcement on permissionless blockchains remains challenging due to complex transaction flows and sophisticated fund-obfuscation techniques.