SoK: A Taxonomy for Distributed-Ledger-Based Identity Management

Fuente: arXiv
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Auteurs principaux: Vaziry, Awid, Garzon, Sandro Rodriguez, Herbke, Patrick, Segat, Carlo, Kupper, Axel
Format: Preprint
Publié: 2025
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author Vaziry, Awid
Garzon, Sandro Rodriguez
Herbke, Patrick
Segat, Carlo
Kupper, Axel
author_facet Vaziry, Awid
Garzon, Sandro Rodriguez
Herbke, Patrick
Segat, Carlo
Kupper, Axel
contents The intersection of blockchain (distributed ledger) and identity management lacks a comprehensive framework for classifying distributed-ledger-based identity solutions. This paper introduces a methodologically developed taxonomy derived from the analysis of 390 scientific papers and expert discussions. The resulting framework consists of 22 dimensions with 113 characteristics, organized into three groups: trust anchor implementations, identity architectures (identifiers and credentials), and ledger specifications. This taxonomy facilitates the systematic analysis, comparison, and design of distributed-ledger-based identity solutions, as demonstrated through its application to two distinct architectures. As the first methodology-driven taxonomy in this field, this work advances standardization and enhances understanding of distributed-ledger-based identity architectures. It provides researchers and practitioners with a structured framework for evaluating design decisions and implementation approaches.
format Preprint
id arxiv_https___arxiv_org_abs_2505_05100
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle SoK: A Taxonomy for Distributed-Ledger-Based Identity Management
Vaziry, Awid
Garzon, Sandro Rodriguez
Herbke, Patrick
Segat, Carlo
Kupper, Axel
Cryptography and Security
The intersection of blockchain (distributed ledger) and identity management lacks a comprehensive framework for classifying distributed-ledger-based identity solutions. This paper introduces a methodologically developed taxonomy derived from the analysis of 390 scientific papers and expert discussions. The resulting framework consists of 22 dimensions with 113 characteristics, organized into three groups: trust anchor implementations, identity architectures (identifiers and credentials), and ledger specifications. This taxonomy facilitates the systematic analysis, comparison, and design of distributed-ledger-based identity solutions, as demonstrated through its application to two distinct architectures. As the first methodology-driven taxonomy in this field, this work advances standardization and enhances understanding of distributed-ledger-based identity architectures. It provides researchers and practitioners with a structured framework for evaluating design decisions and implementation approaches.
title SoK: A Taxonomy for Distributed-Ledger-Based Identity Management
topic Cryptography and Security
url https://arxiv.org/abs/2505.05100