3 papers
cs.CR2026
Detection and Resolution of Periodic Artifacts in OpenDP's Discrete Laplace Sampler
Cesare Gerolimetto Fabrello, Valeria Rossi, Alberto Trombetta +1
Differential privacy implementations rely on precise sampling from noise distributions to provide formal privacy guarantees. We report the discovery of systematic artifacts in Open…
cs.CR2026
Empirical Analysis of Randomness Quality in Differential Privacy Mechanisms
Cesare Gerolimetto Fabrello, Valeria Rossi, Alberto Trombetta +1
Differential Privacy (DP) relies on carefully calibrated random noise to protect individual privacy in statistical analyses. While theoretical work has analyzed DP under weakened r…
cs.CR2024
On-line Anomaly Detection and Qualification of Random Bit Streams
Cesare Gerolimetto Fabrello, Valeria Rossi, Kamil Witek +2
Generating random bit streams is required in various applications, most notably cyber-security. Ensuring high-quality and robust randomness is crucial to mitigate risks associated…