22 citations · 58 across the 9 of their papers we have counts for
6 papers · 1 filter
A Call to Reconsider Certification Authority Authorization (CAA)
Pouyan Fotouhi Tehrani, Raphael Hiesgen, Thomas C. Schmidt +1
Certification Authority Authentication (CAA) is a safeguard against illegitimate certificate issuance. We show how shortcomings in CAA concepts and operational aspects undermine it…
The Age of DDoScovery: An Empirical Comparison of Industry and Academic DDoS Assessments
Raphael Hiesgen, Marcin Nawrocki, Marinho Barcellos +14
Motivated by the impressive but diffuse scope of DDoS research and reporting, we undertake a multistakeholder (joint industry-academic) analysis to seek convergence across the best…
Do CAA, CT, and DANE Interlink in Certificate Deployments? A Web PKI Measurement Study
Pouyan Fotouhi Tehrani, Raphael Hiesgen, Teresa Lübeck +2
Integrity and trust on the web build on X.509 certificates. Misuse or misissuance of these certificates threaten the Web PKI security model, which led to the development of several…
Pool Inference Attacks on Local Differential Privacy: Quantifying the Privacy Guarantees of Apple's Count Mean Sketch in Practice
Andrea Gadotti, Florimond Houssiau, Meenatchi Sundaram Muthu Selva Annamalai +1
Behavioral data generated by users' devices, ranging from emoji use to pages visited, are collected at scale to improve apps and services. These data, however, contain fine-grained…
SoK: A Data-driven View on Methods to Detect Reflective Amplification DDoS Attacks Using Honeypots
Marcin Nawrocki, John Kristoff, Raphael Hiesgen +3
In this paper, we revisit the use of honeypots for detecting reflective amplification attacks. These measurement tools require careful design of both data collection and data analy…
Spoki: Unveiling a New Wave of Scanners through a Reactive Network Telescope
Raphael Hiesgen, Marcin Nawrocki, Alistair King +3
Large-scale Internet scans are a common method to identify victims of a specific attack. Stateless scanning like in ZMap has been established as an efficient approach to probing at…