It is not (only) about privacy: How multi-party computation redefines control, trust, and risk in data sharing

W Agahari, H Ofe, M de Reuver - Electronic markets, 2022 - Springer
Firms are often reluctant to share data because of mistrust, concerns over control, and other
risks. Multi-party computation (MPC) is a new technique to compute meaningful insights …

A comprehensive analysis of privacy protection techniques developed for COVID-19 pandemic

A Majeed, SO Hwang - IEEE Access, 2021 - ieeexplore.ieee.org
Since the emergence of coronavirus disease–2019 (COVID-19) outbreak, every country has
implemented digital solutions in the form of mobile applications, web-based frameworks …

KRAKEN: a privacy-preserving data market for authentic data

K Koch, S Krenn, T Marc, S More… - Proceedings of the 1st …, 2022 - dl.acm.org
Data marketplaces are online platforms that provide a way for individuals to monetize their
(personal) data. In traditional data marketplaces, the data is uploaded to the marketplace …

[HTML][HTML] The unresolved need for dependable guarantees on security, sovereignty, and trust in data ecosystems

J Lohmöller, J Pennekamp, R Matzutt… - Data & Knowledge …, 2024 - Elsevier
Data ecosystems emerged as a new paradigm to facilitate the automated and massive
exchange of data from heterogeneous information sources between different stakeholders …

YOU SHALL NOT COMPUTE on my data: Access policies for privacy-preserving data marketplaces and an implementation for a distributed market using MPC

S More, L Alber - Proceedings of the 17th International Conference on …, 2022 - dl.acm.org
Personal data is an attractive source of insights for a diverse field of research and business.
While our data is highly valuable, it is often privacy-sensitive. Thus, regulations like the …

Business model implications of privacy-preserving technologies in data marketplaces: The case of multi-party computation

W Agahari, R Dolci, GA de Reuver - 29th European Conference …, 2021 - research.tudelft.nl
Privacy-preserving technologies could allow data marketplaces to deliver technical
assurances to companies on data privacy and control. However, how such technologies …

Secure key management for multi-party computation in mozaik

E Marquet, J Moeyersons, E Pohle… - 2023 IEEE European …, 2023 - ieeexplore.ieee.org
The immense growth of data from the proliferation of Internet of Things (IoT) devices
presents opportunities and challenges for privacy engineering. On the one hand, this data …

Beyond control over data: Conceptualizing data sovereignty from a social contract perspective

AE Abbas, T van Velzen, H Ofe, G van de Kaa… - Electronic Markets, 2024 - Springer
In the data economy, data sovereignty is often conceptualized as data providers' ability to
control their shared data. While control is essential, the current literature overlooks how this …

[PDF][PDF] KRAKEN: A Secure, Trusted, Regulatory-Compliant, and Privacy-Preserving Data Sharing Platform

S Gabrielli, S Krenn, D Pellegrino… - Data Spaces: Design …, 2022 - library.oapen.org
The KRAKEN project aims to enable the sharing, brokerage, and trading of personal data
including sensitive data (eg, educational and health records and wellbeing data from …

A decentralized private data marketplace using blockchain and secure multi-party computation

J Bernabé-Rodríguez, A Garreta, O Lage - ACM Transactions on Privacy …, 2024 - dl.acm.org
Big data has proven to be a very useful tool for companies and users, but companies with
larger datasets have ended being more competitive than the others thanks to machine …