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A Blockchain Implementation for Configurable Multi-Factor Challenge-Set Self-Sovereign Identity Authentication

  • Alex Norta
  • , Alexandr Kormiltsyn
  • , Chibuzor Udokwu
  • , Vimal Dwivedi
  • , Sunday Aroh
  • , Ignas Nikolajev

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

Multi-factor challenge-set self-sovereign identity authentication (MFFSIA) is an important part for establishing trust between systems, devices, organizations and humans for the emerging machine-to-everything (M2X) economy. Most systems for identity authentication (IA) are single sign-on (SSO), or have fixed challenge sets of limited degree. Additionally, IA systems are controlled by governments, or corporations that are closely affiliated with government entities. The available systems for self-sovereign IA do not offer the necessary flexible configurability of challenge sets. Based on research publications about a formal MFSSIA protocol, this paper presents a blockchain employing implementation for a running case assuming different smart-contract blockchain systems must be connected for sensitive data exchange. The prototype offers a marketplace for challenge-set creation and the challenge/response-lifecycle management employs decentralized knowledge graphs (DKG) together with oracles for response evaluations.
Original languageEnglish
Title of host publication2022 IEEE International Conference on Blockchain (Blockchain)
PublisherIEEE
Pages455-461
Number of pages6
ISBN (Electronic)978-1-6654-6104-7
ISBN (Print)978-1-6654-6105-4
DOIs
Publication statusPublished online - 19 Sept 2022

Funding

The research and development reported in this paper about MFSSIA20 is funded by the European Union's Horizon 2020 Research and Innovation Programme under grant agreement no. 957338 (ONTOCHAIN: Trusted, traceable and transparent ontological knowledge on blockchain). This project is also partially funded by the Estonian “Personal research funding: Team grant (PRG)” project PRG1641. Finally, partial funding is also acknowledged from the NGI Explorers Program, a European initiative funded under the Horizon Research and Innovation Framework (H2020), Grant agreement number: 825183, Call-identifier: H2020-ICT-31.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 8 - Decent Work and Economic Growth
    SDG 8 Decent Work and Economic Growth
  2. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure
  3. SDG 16 - Peace, Justice and Strong Institutions
    SDG 16 Peace, Justice and Strong Institutions

Keywords

  • Blockchain
  • identity
  • Self-Sovereign Identity (SSI)
  • authentication
  • mutli-factor

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