6 citations · 11 across the 8 of their papers we have counts for
4 papers · 1 filter
Non-Disclosing Credential On-chaining for Blockchain-based Decentralized Applications
Jonathan Heiss, Robert Muth, Frank Pallas +1
Many service systems rely on verifiable identity-related information of their users. Manipulation and unwanted exposure of this privacy-relevant information, however, must at the s…
Advancing Blockchain-based Federated Learning through Verifiable Off-chain Computations
Jonathan Heiss, Elias Grünewald, Nikolas Haimerl +2
Federated learning may be subject to both global aggregation attacks and distributed poisoning attacks. Blockchain technology along with incentive and penalty mechanisms have been…
Messaging with Purpose Limitation -- Privacy-Compliant Publish-Subscribe Systems
Karl Wolf, Frank Pallas, Stefan Tai
Purpose limitation is an important privacy principle to ensure that personal data may only be used for the declared purposes it was originally collected for. Ensuring compliance wi…
Blockchain-based Data Provenance for the Internet of Things
Marten Sigwart, Michael Borkowski, Marco Peise +2
As more and more applications and services depend on data collected and provided by Internet of Things (IoT) devices, it is of importance that such data can be trusted. Data proven…