# A Case Study: Building an EN 18031-Compliant IoT Solution with ESP32-C5 and ESP RainMaker

DevFeed: [A Case Study: Building an EN 18031-Compliant IoT Solution with ESP32-C5 and ESP RainMaker](<https://devfeed.tech/articles/a-case-study-building-an-en-18031-compliant-iot-solution-with-esp32-c5-and-esp-rainmaker-17454.md>)

Original publisher: [Read original article](<https://developer.espressif.com/blog/2026/09/esp32-rainmaker-en18031-case-study/>)

Author: John Lee

Published: 2026-09-14T00:00:00Z

Content type: article

Language: en

Sources: [Blog on Developer Portal](<https://devfeed.tech/sources/blog-on-developer-portal.md>)

Topics: [ESP32](<https://devfeed.tech/topics/esp32.md>), [Internet of things](<https://devfeed.tech/topics/iot.md>), [Security](<https://devfeed.tech/topics/security.md>), [Cloud](<https://devfeed.tech/topics/cloud.md>), [Security & Privacy](<https://devfeed.tech/topics/security-privacy.md>), [Espressif](<https://devfeed.tech/topics/espressif.md>), [Authentication](<https://devfeed.tech/topics/authentication.md>), [Authorization](<https://devfeed.tech/topics/authorization.md>)

Tags: [access-control](<https://devfeed.tech/tags/access-control.md>), [authentication](<https://devfeed.tech/tags/authentication.md>), [blog](<https://devfeed.tech/tags/blog.md>), [compliance](<https://devfeed.tech/tags/compliance.md>), [connectivity](<https://devfeed.tech/tags/connectivity.md>), [cryptographic](<https://devfeed.tech/tags/cryptographic.md>), [data](<https://devfeed.tech/tags/data.md>), [data-management](<https://devfeed.tech/tags/data-management.md>), [documentation](<https://devfeed.tech/tags/documentation.md>), [en-18031](<https://devfeed.tech/tags/en-18031.md>), [esp-rainmaker](<https://devfeed.tech/tags/esp-rainmaker.md>), [esp32-c5](<https://devfeed.tech/tags/esp32-c5.md>), [espressif](<https://devfeed.tech/tags/espressif.md>), [eu](<https://devfeed.tech/tags/eu.md>), [firmware](<https://devfeed.tech/tags/firmware.md>), [iot](<https://devfeed.tech/tags/iot.md>), [privacy](<https://devfeed.tech/tags/privacy.md>), [rainmaker](<https://devfeed.tech/tags/rainmaker.md>), [regulatory](<https://devfeed.tech/tags/regulatory.md>), [security](<https://devfeed.tech/tags/security.md>), [standards](<https://devfeed.tech/tags/standards.md>), [storage](<https://devfeed.tech/tags/storage.md>)

## AI overview

This case study describes an ESP32-C5 and ESP RainMaker device-to-cloud IoT implementation assessed against EN 18031 cybersecurity and privacy requirements for products targeting the EU market.

## Source excerpt

This case study assesses device-to-cloud IoT implementation of products based on ESP32-C5 and ESP RainMaker against the EN 18031 security requirements for the EU market.