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How SD-JWT and ACDC are similar and different

Practitioner informative

Maintainer: Daniel Hardman · checked 2026-10-14

A comparison by Daniel Hardman of SD-JWT (Selective Disclosure for JSON Web Tokens) and ACDC (Authentic Chained Data Containers): what they share, then how they differ in scope, identifiers, signing, chaining, serialization, origins and standards path. The author states that he is not a neutral source. For practitioners choosing a credential format.

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