4 papers
Privacy-Preserving On-chain Permissioning for KYC-Compliant Decentralized Applications
Fabian Piper, Karl Wolf, Jonathan Heiss
Decentralized applications (dApps) in Decentralized Finance (DeFi) face a fundamental tension between regulatory compliance requirements like Know Your Customer (KYC) and maintaini…
Prink: -Anonymization for Streaming Data in Apache Flink
Philip Groneberg, Saskia Nuñez von Voigt, Thomas Janke +4
In this paper, we present Prink, a novel and practically applicable concept and fully implemented prototype for ks-anonymizing data streams in real-world application architectures.…
A Comprehensive Experimentation Framework for Energy-Efficient Design of Cloud-Native Applications
Sebastian Werner, Maria C. Borges, Karl Wolf +1
Current approaches to designing energy-efficient applications typically rely on measuring individual components using readily available local metrics, like CPU utilization. However…
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…