Gartner Research

Innovation Insight for Decentralized and Blockchain Identity Services

Published: 25 June 2019

ID: G00362690

Analyst(s): David Mahdi , Jonathan Care , Michael Kelley


Digital businesses must establish trust in digital identities in simple yet secure ways. Decentralized and blockchain identity offer promise, yet remain in an emerging state. Security and risk management leaders must focus on increasing readiness for future adoption of decentralized identity.

Table Of Contents
  • Recommendation


  • Definition
  • Description
    • Variations of Decentralized Identity
    • Verifiable Claims and Zero-Knowledge Proofs
    • Reduction of Service Provider’s User Storage of Data
    • Verifiable Claims — Age Verification Example
    • Decentralized Trust Models: Public, Permissioned and Consortium Approaches
  • Benefits and Uses
    • Mitigating Trust and Transparency Issues
    • Managing and Ensuring the Integrity of Identity and Data Assets
    • Increasing Fault Tolerance and Resilience
    • Security and Privacy Preservation
    • Reduction of Honeypots of User Data
    • Use Cases
  • Risks
    • The Difficulty in Assessing Risk and Exposure Across Range of Blockchain Offerings
  • Recommendations
  • Representative Providers
    • Decentralized and Self-Sovereign Identity Providers:
    • Decentralized and SSI Identity Networks

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