ISO/IEC 21823-1:2019 - Internet of things (IoT) — Interoperability for IoT systems — Part 1: Framework Updated at: 03-02-2021 Show more information Technologies and enablers Information and communication technologies IoT - Internet of Things ISO/IEC 21823-1:2019 - Internet of things (IoT) — Interoperability for IoT systems — Part 1: Framework