1. Austrian Institute of Technology,Center for Digital Safety & Security,Vienna,Austria
2. University of Applied Sciences Upper Austria,Department of Smart and Interconnected Living,Hagenberg,Austria
3. University of Vienna,Cooperative Systems Research Group, Faculty of Computer Science,Vienna,Austria
4. Copenhagen Business School,Copenhagen School of Energy Infrastructure,Copenhagen,Denmark
5. TU Hamburg,Christian Doppler Laboratory for Blockchain Technologies for the Internet of Things,Hamburg,Germany