Approved Work Item
ISO/AWI 23257
Blockchain and distributed ledger technologies — Reference architecture
Reference number
ISO/AWI 23257
Edition 2
© ISO 2026
Approved Work Item
Under development
A working group has prepared a draft.
Will replace ISO 23257:2022

Abstract

This document specifies a reference architecture for Distributed Ledger Technology (DLT) systems including blockchain systems. The reference architecture addresses concepts, cross-cutting aspects, architectural considerations, and architecture views, including functional components, roles, activities, and their relationships for blockchain and DLT.

General information

  • Status
     : Under development
    Stage
    : New project registered in TC/SC work programme [20.00]
  • Edition
     : 2
  • Technical Committee :
    ISO/TC 307
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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