| Vol-3329 urn:nbn:de:0074-3329-8 Copyright © 2022 for the individual papers by the papers' authors. Copyright © 2022 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).

# C&ESAR 2022
Computer & Electronics Security Application Rendezvous: Ensuring Trust in a Decentralized World

### Proceedings of the 29th Computer & Electronics Security Application Rendezvous
co-located with the 7th European Cyber Week (ECW 2022)

### Rennes, France, November 15-16, 2022.

Edited by

### Gurvan le Guernic * **

* DGA Maîtrise de l’Information, BP 7, 35998 Rennes Cedex 9, France
** Université de Rennes 1, Campus de Beaulieu, IRISA/Inria Rennes, 263 avenue du Général Leclerc, 35042 RENNES cedex

## Table of Contents

- C&ESAR’22: Ensuring Trust in a Decentralized World (preface) 1-7
  Summary: There were 15 papers submitted for peer-review to this conference. Out of these, 7 papers were accepted for this volume, 7 as regular papers and 0 as short papers.

### Keynotes

- eIDAS2: What Prospects and Stakes for Digital Trust? (keynote abstract) 9
  Alban Feraud
- FHE: End-to-End Encryption for Everyone (keynote abstract) 11
  Marc Joye
- France Identity: an Architecture at the Service of Better Control of Personal Data (keynote abstract) 13
  Jean-Karim Zinzindohoue

### Session 1: Decentralized Security Services

- Vers une gestion d’identités auto-souveraine pour les dispositifs IoT (Towards Self-Sovereign Identity Management for IoT Devices) 17-33
  Lydia Ouaili, Samia Bouzefrane, Elena Kornyshova, Pierre Paradinas
- Resilience via Blackbox Self-Piloting Plants 35-46
  Michel Barbeau, Joaquin Garcia-Alfaro, Christian Lübben, Marc-Oliver Pahl, Lars Wüstrich

### Session 2: Trust in Executed Payloads

- C4PTION : pourquoi caractériser les auteurs de portions de code ? (C4PTION : why Characterise the Authors of code PorTIONs?) 49-64
  Olivier Gesny, Pierre-Marie Satre, Robin de Saint Jores, Tudy Gourmelen, Christophe Genevey-Metat, Dorian Bachelot, Loan Veyer, Maximilien Chaux, Pierre Delesques
- Federated Learning as Enabler for Collaborative Security between not Fully-Trusting Distributed Parties 65-80
  Leo Lavaur, Benjamin Coste, Marc-Oliver Pahl, Yann Busnel, Fabien Autrel

### Session 3: Trust in Execution Platforms

- PALANTIR: Zero-Trust Architecture for Managed Security Service Provider 83-98
  Maxime Compastié, Silvia Sisinni, Supreshna Gurung, Carolina Fernández, Ludovic Jacquin, Izidor Mlakar, Valentino Šafran, Antonio Lioy, Ignazio Pedone
- Decentralized Public Key Infrastructure for Autonomous Embedded Systems 99-114
  Arthur Baudet, Oum-El-Kheir Aktouf, Annabelle Mercier, Philippe Elbaz-Vincent
- Setting Hardware Root-of-Trust from Edge to Cloud, and How to Use it 115-130
  Florent Chabaud

We offer a BibTeX file for citing papers of this event from LaTeX.

2022-11-12: submitted by Gurvan Le Guernic, metadata incl. bibliographic data published under Creative Commons CC0
2023-01-13: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|