1 citations · 1 across the 3 of their papers we have counts for
5 papers
The Danger of Small Anonymity Sets in Privacy-Preserving Payment Systems
Christiane Kuhn, Aniket Kate, Thorsten Strufe
Unlike suggested during their early years of existence, Bitcoin and similar cryptocurrencies in fact offer significantly less privacy as compared to traditional banking. A myriad o…
SoK on Performance Bounds in Anonymous Communication
Christiane Kuhn, Friederike Kitzing, Thorsten Strufe
Communicating anonymously comes at a cost - and large communities have been in a constant tug-of-war between the development of faster protocols, and the improvement of security an…
Covid Notions: Towards Formal Definitions -- and Documented Understanding -- of Privacy Goals and Claimed Protection in Proximity-Tracing Services
Christiane Kuhn, Martin Beck, Thorsten Strufe
The recent SARS-CoV-2 pandemic gave rise to management approaches using mobile apps for contact tracing. The corresponding apps track individuals and their interactions, to facilit…
Breaking and (Partially) Fixing Provably Secure Onion Routing
Christiane Kuhn, Martin Beck, Thorsten Strufe
After several years of research on onion routing, Camenisch and Lysyanskaya, in an attempt at rigorous analysis, defined an ideal functionality in the universal composability model…
On Privacy Notions in Anonymous Communication
Christiane Kuhn, Martin Beck, Stefan Schiffner +2
Many anonymous communication networks (ACNs) with different privacy goals have been developed. However, there are no accepted formal definitions of privacy and ACNs often define th…