34 citations · 65 across the 10 of their papers we have counts for
7 papers · 1 filter
Association-based Privacy Attacks in Wireless Protocols: Formal Modeling and Mitigation
Mohit Kumar Jangid, Felix Engelmann, Zhiqiang Lin
With the surge in privacy-sensitive data from sources such as social media and IoT devices, there is a pressing need for formal, automated methods to assess privacy risks within th…
PrePaMS: Privacy-Preserving Participant Management System for Studies with Rewards and Prerequisites
Echo Meißner, Frank Kargl, Benjamin Erb +1
Taking part in surveys, experiments, and studies is often compensated by rewards to increase the number of participants and encourage attendance. While privacy requirements are usu…
Evaluating the Future Device Security Risk Indicator for Hundreds of IoT Devices
Pascal Oser, Felix Engelmann, Stefan Lüders +1
IoT devices are present in many, especially corporate and sensitive, networks and regularly introduce security risks due to slow vendor responses to vulnerabilities and high diffic…
Confidential Token-Based License Management
Felix Engelmann, Jan Philip Speichert, Ralf God +2
In a global economy with many competitive participants, licensing and tracking of 3D printed parts is desirable if not mandatory for many use-cases. We investigate a blockchain-bas…
PeQES: A Platform for Privacy-enhanced Quantitative Empirical Studies
Echo Meißner, Felix Engelmann, Frank Kargl +1
Empirical sciences and in particular psychology suffer a methodological crisis due to the non-reproducibility of results, and in rare cases, questionable research practices. Pre-re…
Coloured Ring Confidential Transactions
Felix Engelmann, Frank Kargl, Christoph Bösch
Privacy in block-chains is considered second to functionality, but a vital requirement for many new applications, e.g., in the industrial environment. We propose a novel transactio…
Blackchain: Scalability for Resource-Constrained Accountable Vehicle-to-X Communication
Rens Wouter van der Heijden, Felix Engelmann, David Mödinger +2
In this paper, we propose a new Blockchain-based message and revocation accountability system called Blackchain. Combining a distributed ledger with existing mechanisms for securit…