| Vol-2686 urn:nbn:de:0074-2686-1 Copyright © 2020 for the individual papers by the papers' authors. Copyright © 2020 for the volume as a collection by its editors. This volume and its papers are published under the Creative Commons License Attribution 4.0 International (CC BY 4.0).

# IOT4SAFE 2020
IOT Infrastructures for Safety in Pervasive Environments

### Proceedings of the Workshop on IOT Infrastructures for Safety in Pervasive Environments (IOT4SAFE 2020)
co-located with 17th Extended Semantic Web Conference (ESWC 2020)

### Herakleion, Greece, June 2, 2020.

Edited by

### Angelos Chatzimichail *
Michail Feidakis **
John Soldatos ***
Babak Akhgar ****
George Meditskos *
Stefanos Vrochidis *

* Centre for Research and Technology Hellas, Information Technologies Institute, Thessaloniki, Greece
** University of West ATTICA, CoNSeRT Laboratory, Athens, Greece
*** Athens Institute of Technology, Athens, Greece
**** Sheffield Hallam University, CENTRIC, Sheffield, UK

## Table of Contents

- Invited keynote on IOT4SAFE 2020: Semantic Web Technologies in Fighting Crime and Terrorism: The CONNEXIONs Approach
  Alexandros Koufakis, Despoina Chatzakou, Georgios Meditskos, Theodora Tsikrika, Stefanos Vrochidis, Ioannis Kompatsiaris
- An IoT Approach for Optimizing Routing and Safety
  Afroditi Anagnostopoulou, Evangelos Spyrou, Maria Boile, Dimitris Mitrakos
- Private Incident Reporting Using Onion Networks
  Evangelos Katsadouros, Christos Chatzigeorgiou, Michalis Feidakis, Dimitris Kogias, Charalampos Patrikakis
- Ontology-based Reasoning for Critical Incidents in Public Events
  Dimos Ntioudis, Angelos Chatzimichail, Georgios Meditskos, Stefanos Vrochidis, Ioannis Kompatsiaris
- A Survey on the Available Blockchain Platforms and Protocols for Supply Chain Management
  Michael Xevgenis, Dimitris Kogias, Helen Leligou, Christos Chatzigeorgiou, Michalis Feidakis, Charalampos Patrikakis
- A Framework for Handling Internet of Things Data with Confidentiality and Blockchain Support
  Manoharan Ramachandran, Niaz Chowdhury, Allan Third, Zeeshan Jan, Chris Valentine, John Domingue

2020-09-09: submitted by Angelos Chatzimichail, metadata incl. bibliographic data published under Creative Commons CC0
2020-09-27: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|