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Committee

Committee:

CTN 71/SC 307 - Blockchain and distributed ledger technologies

This committee's activity is sponsored by SEDIA

Imagen patrocinador
Secretary:
UNE - ASOCIACIÓN ESPAÑOLA DE NORMALIZACIÓN
Structure:

GT 1 Decentralized identification model

GT 2 Use of blockchain and dlt for handling digital evidences

GT 3 Blockchain/DLT-based environmental sustainability

International Relations:

ISO/TC 307  Blockchain and distributed ledger technologies

CEN/CLC/JTC 19  Blockchain and Distributed Ledger Technologies

* Some activities of this TC correspond to other AEN/CTN.

Standards developed by the committee: CTN 71/SC 307: 3

UNE-EN ISO 22739:2025 (Ratificada)

Status: VIGENTE / 2025-07-01

Blockchain and distributed ledger technologies - Vocabulary (ISO 22739:2024) (Endorsed by Asociación Española de Normalización in July of 2025.)

UNE 71307-1:2020

Status: VIGENTE / 2020-12-09

Digital Enabling Technologies. Decentralised Identity Management Model based on Blockchain and other Distributed Ledgers Technologies. Part 1: Reference Framework

UNE-EN ISO 22739:2022 (Ratificada)

Status: ANULADA / 2025-07-01

Blockchain and distributed ledger technologies - Vocabulary (ISO 22739:2020) (Endorsed by Asociación Española de Normalización in December of 2022.)